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SMTSO Series Standoffs & Spacers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Thread Size	Length	Material	Plating	Packaging
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M1.6-3ET PEM 1: S/3.35 80,524In Stock 140,000On Order	Mfr. Part # SMTSO-M1.6-3ET Mouser Part # 153-SMTSO-M1.6-3ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	80,524In Stock 140,000On Order On Order Ship Dates Mfr. #: SMTSO-M1.6-3ET Stock: 80,524 Can Ship Immediately On Order: 20,000 Pending 62,000 Expected 12/9/2026 58,000 Expected 1/4/2027 Factory Lead-Time: 10 Weeks	Cut Tape S/3.35 S/2.51 S/1.95 S/1.84 Reel S/1.74 View S/1.80 S/1.68 S/1.62 S/1.60 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Standoffs	SMT	M1.6	3 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers MOUNT STANDOFF SMTSO-M1.6-2ET PEM 1: S/3.35 153,966In Stock 65,923On Order	Mfr. Part # SMTSO-M1.6-2ET Mouser Part # 153-SMTSO-M1.6-2ET	PEM	Standoffs & Spacers MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	153,966In Stock 65,923On Order On Order Ship Dates Mfr. #: SMTSO-M1.6-2ET Stock: 153,966 Can Ship Immediately On Order: 2,500 Expected 11/6/2026 15,000 Expected 11/16/2026 48,423 Expected 11/19/2026 Factory Lead-Time: 20 Weeks	Cut Tape S/3.35 S/2.51 S/1.95 S/1.84 Reel S/1.74 View S/1.80 S/1.68 S/1.62 S/1.60 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Standoffs	SMT	M1.6	2 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M2-3ET PEM 1: S/4.28 67,723In Stock 90,000Expected 2/3/2027	Mfr. Part # SMTSO-M2-3ET Mouser Part # 153-SMTSO-M2-3ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	67,723In Stock 90,000Expected 2/3/2027	Cut Tape S/4.28 S/3.18 S/2.50 Reel S/2.12 S/2.05 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Standoffs	SMT	M2	3 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF, M2.5 SMTSO-M25-3ET PEM 1: S/4.20 42,168In Stock 65,750On Order	Mfr. Part # SMTSO-M25-3ET Mouser Part # 153-SMTSO-M25-3ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, M2.5 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	42,168In Stock 65,750On Order On Order Ship Dates Mfr. #: SMTSO-M25-3ET Stock: 42,168 Can Ship Immediately On Order: 34,000 Expected 11/12/2026 31,750 Expected 11/19/2026 Factory Lead-Time: 16 Weeks	Cut Tape S/4.20 S/3.16 S/2.46 S/2.32 Reel S/2.27 View S/2.20 S/2.12 S/2.04 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Standoffs	SMT	M2.5	3 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M2-4ET PEM 1: S/4.63 36,084In Stock	Mfr. Part # SMTSO-M2-4ET Mouser Part # 153-SMTSO-M2-4ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	36,084In Stock	Cut Tape S/4.63 S/3.46 S/2.69 S/2.54 Reel S/2.49 View S/2.40 S/2.32 S/2.24 Quote	Min.: 1 Mult.: 1 : 900	Standoffs	SMT	M2	4 mm	Steel	Zinc	Reel, Cut Tape
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M3-2ET PEM 1: S/3.31 102,687In Stock 280,500Expected 11/23/2026	Mfr. Part # SMTSO-M3-2ET Mouser Part # 153-SMTSO-M3-2ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	102,687In Stock 280,500Expected 11/23/2026	Cut Tape S/3.31 S/2.50 S/1.94 S/1.83 Reel S/1.73 View S/1.79 S/1.67 S/1.61 S/1.59 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Standoffs	SMT	M3	2 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SMTSO, M3, THRU-HOLE, CRS, ET SMTSO-M3-4ET PEM 1: S/4.16 149,401In Stock 123,300Expected 1/27/2027	Mfr. Part # SMTSO-M3-4ET Mouser Part # 153-SMTSO-M3-4ET	PEM	Standoffs & Spacers SMTSO, M3, THRU-HOLE, CRS, ET Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	149,401In Stock 123,300Expected 1/27/2027	Cut Tape S/4.16 S/3.13 S/2.43 S/2.29 Reel S/2.24 View S/2.17 S/2.09 S/2.02 Quote MouseReel Available	Min.: 1 Mult.: 1 : 900	Standoffs	SMT	M3	4 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M4-2ET PEM 1: S/3.85 42,512In Stock	Mfr. Part # SMTSO-M4-2ET Mouser Part # 153-SMTSO-M4-2ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	42,512In Stock	Cut Tape S/3.85 S/2.90 S/2.25 S/2.13 Reel S/2.08 View S/2.01 S/1.94 S/1.87 S/1.85 MouseReel Available	Min.: 1 Mult.: 1 : 1,100	Standoffs	SMT	M4	2 mm	Steel	Tin	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M2-2ET PEM 1: S/3.35 105,214In Stock 151,500On Order	Mfr. Part # SMTSO-M2-2ET Mouser Part # 153-SMTSO-M2-2ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	105,214In Stock 151,500On Order On Order Ship Dates Mfr. #: SMTSO-M2-2ET Stock: 105,214 Can Ship Immediately On Order: 51,000 Expected 11/25/2026 100,500 Expected 12/9/2026 Factory Lead-Time: 15 Weeks	Cut Tape S/3.35 S/2.48 S/1.93 S/1.83 Reel S/1.72 View S/1.79 S/1.66 S/1.60 S/1.58 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Standoffs	SMT	M2	2 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SMT STANDOFF, M3 SMTSO-M3-6ET PEM 1: S/4.75 42,421In Stock 154,050On Order	Mfr. Part # SMTSO-M3-6ET Mouser Part # 153-SMTSO-M3-6ET	PEM	Standoffs & Spacers SMT STANDOFF, M3 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	42,421In Stock 154,050On Order On Order Ship Dates Mfr. #: SMTSO-M3-6ET Stock: 42,421 Can Ship Immediately On Order: 650 Pending 69,550 Expected 11/19/2026 83,850 Expected 2/3/2027 Factory Lead-Time: 15 Weeks	Cut Tape S/4.75 S/3.57 S/2.78 Reel S/2.62 S/2.56 View S/2.48 S/2.39 S/2.30 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650	Standoffs	SMT	M3	6 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF, M2.5 SMTSO-M25-4ET PEM 1: S/4.59 28,594In Stock 23,400Expected 12/23/2026	Mfr. Part # SMTSO-M25-4ET Mouser Part # 153-SMTSO-M25-4ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, M2.5 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	28,594In Stock 23,400Expected 12/23/2026	Cut Tape S/4.59 S/3.41 S/2.65 S/2.50 Reel S/2.44 View S/2.36 S/2.28 S/2.20 Quote MouseReel Available	Min.: 1 Mult.: 1 : 900	Standoffs	SMT	M2.5	4 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT NUT STANDOFF SPACER SMTSO-M2-10ET PEM 1: S/5.80 26,539In Stock	Mfr. Part # SMTSO-M2-10ET Mouser Part # 153-SMTSO-M2-10ET	PEM	Standoffs & Spacers SURFACE MOUNT NUT STANDOFF SPACER Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	26,539In Stock	Cut Tape S/5.80 S/4.32 S/3.35 Reel S/3.15 S/3.09 View S/2.98 S/2.88 S/2.78 Quote	Min.: 1 Mult.: 1 : 300	Standoffs	SMT	M2	10 mm			Reel, Cut Tape
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M2-6ET PEM 1: S/5.92 27,595In Stock	Mfr. Part # SMTSO-M2-6ET Mouser Part # 153-SMTSO-M2-6ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	27,595In Stock	Cut Tape S/5.92 S/4.40 S/3.44 Reel S/3.24 S/3.17 View S/3.06 S/2.96 S/2.85 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650	Standoffs	SMT	M2	6 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M25-5ET PEM 1: S/6.23 84,697In Stock 75,000Expected 4/9/2027	Mfr. Part # SMTSO-M25-5ET Mouser Part # 153-SMTSO-M25-5ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	84,697In Stock 75,000Expected 4/9/2027	Cut Tape S/6.23 S/4.63 S/3.60 S/3.40 Reel S/3.32 View S/3.21 S/3.10 S/2.99 Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	Standoffs	SMT	M2.5	5 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M3-3ET PEM 1: S/4.01 287,033In Stock	Mfr. Part # SMTSO-M3-3ET Mouser Part # 153-SMTSO-M3-3ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	287,033In Stock	Cut Tape S/4.01 S/3.02 S/2.35 S/2.21 Reel S/2.17 View S/2.09 S/2.02 S/1.95 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Standoffs	SMT	M3	3 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT NUT STANDOFF SPACER SMTSO-M3-5ET PEM 1: S/5.37 24,229In Stock 24,750Expected 11/23/2026	Mfr. Part # SMTSO-M3-5ET Mouser Part # 153-SMTSO-M3-5ET	PEM	Standoffs & Spacers SURFACE MOUNT NUT STANDOFF SPACER Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	24,229In Stock 24,750Expected 11/23/2026	Cut Tape S/5.37 S/4.01 S/3.11 S/2.93 Reel S/2.86 View S/2.77 S/2.67 S/2.58 Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	Standoffs	SMT	M3	5 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M4-10ET PEM 1: S/7.05 51,991In Stock 2,400On Order	Mfr. Part # SMTSO-M4-10ET Mouser Part # 153-SMTSO-M4-10ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	51,991In Stock 2,400On Order	Cut Tape S/7.05 S/5.25 S/4.09 Reel S/3.86 S/3.77 View S/3.65 S/3.52 S/3.39 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	Standoffs	SMT	M4	10 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M25-10ET PEM 1: S/6.03 25,978In Stock	Mfr. Part # SMTSO-M25-10ET Mouser Part # 153-SMTSO-M25-10ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	25,978In Stock	Cut Tape S/6.03 S/4.52 S/3.60 Reel S/3.06 S/3.01 View S/2.90 Quote	Min.: 1 Mult.: 1 : 300	Standoffs	SMT	M2.5	10 mm			Reel, Cut Tape
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M2-8ET PEM 1: S/5.96 10,731In Stock 78,750On Order	Mfr. Part # SMTSO-M2-8ET Mouser Part # 153-SMTSO-M2-8ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	10,731In Stock 78,750On Order On Order Ship Dates Mfr. #: SMTSO-M2-8ET Stock: 10,731 Can Ship Immediately On Order: 25,125 Expected 1/27/2027 53,625 Expected 2/9/2027 Factory Lead-Time: 14 Weeks	Cut Tape S/5.96 S/4.44 S/3.48 Reel S/3.28 S/3.21 View S/3.10 S/2.99 S/2.89 Quote MouseReel Available	Min.: 1 Mult.: 1 : 375	Standoffs	SMT	M2	8 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF, M3 SMTSO-M3-10ET PEM 1: S/5.25 5,122In Stock 67,800On Order	Mfr. Part # SMTSO-M3-10ET Mouser Part # 153-SMTSO-M3-10ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, M3 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	5,122In Stock 67,800On Order On Order Ship Dates Mfr. #: SMTSO-M3-10ET Stock: 5,122 Can Ship Immediately On Order: 31,500 Expected 11/25/2026 36,300 Expected 2/2/2027 Factory Lead-Time: 15 Weeks	Cut Tape S/5.25 S/3.93 S/3.07 Reel S/2.89 S/2.83 View S/2.74 S/2.64 S/2.55 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	Standoffs	SMT	M3	10 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M4-4ET PEM 1: S/6.70 11,779In Stock	Mfr. Part # SMTSO-M4-4ET Mouser Part # 153-SMTSO-M4-4ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	11,779In Stock	Cut Tape S/6.70 S/5.02 S/3.89 Reel S/3.67 S/3.58 View S/3.46 S/3.34 S/3.22 Quote MouseReel Available	Min.: 1 Mult.: 1 : 675	Standoffs	SMT	M4	4 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF, M2.5 SMTSO-M25-6ET PEM 1: S/5.10 23,219In Stock 75,400On Order	Mfr. Part # SMTSO-M25-6ET Mouser Part # 153-SMTSO-M25-6ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF, M2.5 Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	23,219In Stock 75,400On Order On Order Ship Dates Mfr. #: SMTSO-M25-6ET Stock: 23,219 Can Ship Immediately On Order: 30,550 Expected 11/23/2026 44,850 Expected 1/20/2027 Factory Lead-Time: 15 Weeks	Cut Tape S/5.10 S/3.83 S/2.98 Reel S/2.81 S/2.75 View S/2.65 S/2.57 S/2.47 Quote MouseReel Available	Min.: 1 Mult.: 1 : 650	Standoffs	SMT	M2.5	6 mm	Steel	Zinc	Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M4-3ET PEM 1: S/7.05 3,472In Stock 10,400Expected 12/30/2026	Mfr. Part # SMTSO-M4-3ET Mouser Part # 153-SMTSO-M4-3ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	3,472In Stock 10,400Expected 12/30/2026	Cut Tape S/7.05 S/5.25 S/4.09 S/3.87 Reel S/3.79 View S/3.66 S/3.54 S/3.41 Quote MouseReel Available	Min.: 1 Mult.: 1 : 800	Standoffs	SMT	M4	3 mm			Reel, Cut Tape, MouseReel
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M4-8ET PEM 1: S/6.54 15,229In Stock	Mfr. Part # SMTSO-M4-8ET Mouser Part # 153-SMTSO-M4-8ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	15,229In Stock	Cut Tape S/6.54 S/4.87 S/3.79 Reel S/3.57 S/3.49 View S/3.37 S/3.26 S/3.14 Quote	Min.: 1 Mult.: 1 : 375	Standoffs	SMT	M4	8 mm			Reel, Cut Tape
Standoffs & Spacers SURFACE MOUNT STANDOFF SMTSO-M1.6-1ET PEM 1: S/3.62 29,821In Stock 84,000On Order	Mfr. Part # SMTSO-M1.6-1ET Mouser Part # 153-SMTSO-M1.6-1ET	PEM	Standoffs & Spacers SURFACE MOUNT STANDOFF Learn More about PEM smtso reelfast nuts spacers standoffs	Datasheet	29,821In Stock 84,000On Order On Order Ship Dates Mfr. #: SMTSO-M1.6-1ET Stock: 29,821 Can Ship Immediately On Order: 42,000 Expected 11/24/2026 42,000 Expected 3/31/2027 Factory Lead-Time: 20 Weeks	Cut Tape S/3.62 S/2.71 S/2.11 S/1.99 Reel S/1.88 View S/1.94 S/1.81 S/1.75 S/1.72 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	Standoffs	SMT	M1.6	1 mm	Steel	Zinc	Reel, Cut Tape, MouseReel

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