Standoffs & Spacers – Mouser Peru

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Round Clear Hole Spacers

Keystone Electronics Round Clear Hole Spacers are available in four types of material with clearance holes for #4, #6, #8, and #10 screw sizes. The aluminum spacers feature a clear Iridite finish per MIL-C-5541 standards, while the brass spacers have a nickel finish per QQ-N-290 requirements. The insulated types include nylon 6/6 spacers in a natural color and phenolic spacers manufactured from a natural color PBE-grade material. Keystone Electronics Round Clear Hole Spacers have an outer diameter of 0.250" or 0.312" and an overall length of 0.125" to 2" with threaded or unthreaded options.

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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	Length	Material	Outside Diameter	Plating	Gender	Packaging
Standoffs & Spacers RD ALUM 8 X .125" 4258 Keystone Electronics 1: S/ 1.44 1,010In Stock	Mfr. Part # 4258 Mouser Part # 534-4258	Keystone Electronics	Standoffs & Spacers RD ALUM 8 X .125" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1,010In Stock	S/ 1.44 S/ 1.10 S/ 0.981 S/ 0.829 View S/ 0.689 S/ 0.631 S/ 0.572 S/ 0.533	Min.: 1 Mult.: 1	Spacers	Round	0.125 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers SPACER Replaced NC1115910A 4263 Keystone Electronics 1: S/ 3.00 1,698In Stock	Mfr. Part # 4263 Mouser Part # 534-4263	Keystone Electronics	Standoffs & Spacers SPACER Replaced NC1115910A Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1,698In Stock	S/ 3.00 S/ 2.29 S/ 2.09 S/ 1.77 View S/ 1.48 S/ 1.23 S/ 1.17	Min.: 1 Mult.: 1	Spacers	Round	12.7 mm	Aluminum	7.92 mm	Iridite	Female / Female	Bulk
Standoffs & Spacers SPACER Replaced NC1116710A 4267 Keystone Electronics 1: S/ 4.67 390In Stock	Mfr. Part # 4267 Mouser Part # 534-4267	Keystone Electronics	Standoffs & Spacers SPACER Replaced NC1116710A Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	390In Stock	S/ 4.67 S/ 3.57 S/ 3.29 S/ 3.22 View S/ 2.84 S/ 2.36 S/ 1.93 S/ 1.87	Min.: 1 Mult.: 1	Spacers	Round	25.4 mm	Aluminum	7.92 mm	Iridite	Female / Female	Bulk
Standoffs & Spacers NYL Rd Clr Hle Spcr .25 .312OD #10 790 Keystone Electronics 1: S/ 1.17 4,097In Stock	Mfr. Part # 790 Mouser Part # 534-790	Keystone Electronics	Standoffs & Spacers NYL Rd Clr Hle Spcr .25 .312OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	4,097In Stock	S/ 1.17 S/ 0.895 S/ 0.798 S/ 0.673 View S/ 0.561 S/ 0.51 S/ 0.459 S/ 0.432	Min.: 1 Mult.: 1	Spacers	Round	6.35 mm	Nylon	7.92 mm		Female	Bulk
Standoffs & Spacers NYL Rd Clr Hle Spcr .375 .312OD #10 791 Keystone Electronics 1: S/ 1.21 1,547In Stock	Mfr. Part # 791 Mouser Part # 534-791	Keystone Electronics	Standoffs & Spacers NYL Rd Clr Hle Spcr .375 .312OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1,547In Stock	S/ 1.21 S/ 0.938 S/ 0.837 S/ 0.708 View S/ 0.588 S/ 0.533 S/ 0.479 S/ 0.455	Min.: 1 Mult.: 1	Spacers	Round	9.52 mm	Nylon	7.92 mm		Female	Bulk
Standoffs & Spacers 4X3/8 NYLON STANDOFF 877 Keystone Electronics 1: S/ 0.934 4,440In Stock	Mfr. Part # 877 Mouser Part # 534-877	Keystone Electronics	Standoffs & Spacers 4X3/8 NYLON STANDOFF Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	4,440In Stock	S/ 0.934 S/ 0.736 S/ 0.654 S/ 0.553 View S/ 0.459 S/ 0.413 S/ 0.366 S/ 0.354	Min.: 1 Mult.: 1	Standoffs	Round	9.5 mm	Nylon	6.4 mm		Female / Female	Bulk
Standoffs & Spacers 1/2" #4 ROUND SPACER 878 Keystone Electronics 1: S/ 1.01 6,260In Stock 500Expected 11/16/2026	Mfr. Part # 878 Mouser Part # 534-878	Keystone Electronics	Standoffs & Spacers 1/2" #4 ROUND SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	6,260In Stock 500Expected 11/16/2026	S/ 1.01 S/ 0.825 S/ 0.72 S/ 0.603 View S/ 0.498 S/ 0.448 S/ 0.405 S/ 0.378	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers .625 Rd Clr Hle spcr .250 OD #4 Nylon 879 Keystone Electronics 1: S/ 1.25 873In Stock	Mfr. Part # 879 Mouser Part # 534-879	Keystone Electronics	Standoffs & Spacers .625 Rd Clr Hle spcr .250 OD #4 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	873In Stock	S/ 1.25 S/ 0.973 S/ 0.868 S/ 0.736 View S/ 0.607 S/ 0.549 S/ 0.502 S/ 0.471	Min.: 1 Mult.: 1	Spacers	Round	15.9 mm	Nylon	6.4 mm		Female / Female	Bulk
Standoffs & Spacers NYLON SPCR #6x1/8 883 Keystone Electronics 1: S/ 0.662 13,972In Stock	Mfr. Part # 883 Mouser Part # 534-883	Keystone Electronics	Standoffs & Spacers NYLON SPCR #6x1/8 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	13,972In Stock	S/ 0.662 S/ 0.51 S/ 0.452 S/ 0.381 View S/ 0.35 S/ 0.331 S/ 0.296 S/ 0.28	Min.: 1 Mult.: 1	Spacers	Round	0.125 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers SPACER #6 X 3/8 885 Keystone Electronics 1: S/ 0.779 14,478In Stock	Mfr. Part # 885 Mouser Part # 534-885	Keystone Electronics	Standoffs & Spacers SPACER #6 X 3/8 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	14,478In Stock	S/ 0.779 S/ 0.596 S/ 0.529 S/ 0.448 View S/ 0.389 S/ 0.37 S/ 0.335 S/ 0.315	Min.: 1 Mult.: 1	Spacers	Round	9.5 mm	Nylon	6.4 mm		Female / Female	Bulk
Standoffs & Spacers 6-32 ROUND NYLON 888 Keystone Electronics 1: S/ 0.895 3,335In Stock	Mfr. Part # 888 Mouser Part # 534-888	Keystone Electronics	Standoffs & Spacers 6-32 ROUND NYLON Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	3,335In Stock	S/ 0.895 S/ 0.685 S/ 0.611 S/ 0.518 S/ 0.428	Min.: 1 Mult.: 1	Spacers			Nylon	6.4 mm			Bulk
Standoffs & Spacers #6 SPACER 1" LENGTH 890 Keystone Electronics 1: S/ 1.32 3,155In Stock	Mfr. Part # 890 Mouser Part # 534-890	Keystone Electronics	Standoffs & Spacers #6 SPACER 1" LENGTH Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	3,155In Stock	S/ 1.32 S/ 1.02 S/ 0.907 S/ 0.767 View S/ 0.634 S/ 0.576 S/ 0.525 S/ 0.49	Min.: 1 Mult.: 1	Spacers			Nylon	6.4 mm			Bulk
Standoffs & Spacers #8 X 1/8"NYLON SPACR 891 Keystone Electronics 1: S/ 0.973 3,146In Stock	Mfr. Part # 891 Mouser Part # 534-891	Keystone Electronics	Standoffs & Spacers #8 X 1/8"NYLON SPACR Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	3,146In Stock	S/ 0.973 S/ 0.759 S/ 0.677 S/ 0.572 View S/ 0.475 S/ 0.428 S/ 0.381 S/ 0.366	Min.: 1 Mult.: 1	Spacers			Nylon	6.4 mm			Bulk
Standoffs & Spacers RND.THRU HOLE SPACER 892 Keystone Electronics 1: S/ 1.05 6,904In Stock	Mfr. Part # 892 Mouser Part # 534-892	Keystone Electronics	Standoffs & Spacers RND.THRU HOLE SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	6,904In Stock	S/ 1.05 S/ 0.821 S/ 0.732 S/ 0.619 View S/ 0.514 S/ 0.455 S/ 0.416 S/ 0.413	Min.: 1 Mult.: 1	Spacers			Nylon	6.35 mm			Bulk
Standoffs & Spacers 1.00 Rd Clr Hle spcr .250 OD #8 Nylon 898 Keystone Electronics 1: S/ 1.40 1,993In Stock	Mfr. Part # 898 Mouser Part # 534-898	Keystone Electronics	Standoffs & Spacers 1.00 Rd Clr Hle spcr .250 OD #8 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1,993In Stock	S/ 1.40 S/ 1.06 S/ 0.946 S/ 0.798 View S/ 0.662 S/ 0.603 S/ 0.549 S/ 0.514	Min.: 1 Mult.: 1	Spacers	Round	25.4 mm	Nylon	6.35 mm		Female / Female	Bulk
Standoffs & Spacers 1/4"X1/4"SPACER RND 1454A Keystone Electronics 1: S/ 2.45 3,229In Stock 5,000Expected 2/15/2027	Mfr. Part # 1454A Mouser Part # 534-1454A	Keystone Electronics	Standoffs & Spacers 1/4"X1/4"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	3,229In Stock 5,000Expected 2/15/2027	S/ 2.45 S/ 1.86 S/ 1.77 S/ 1.58 View S/ 1.33 S/ 1.08 S/ 1.00 S/ 0.981	Min.: 1 Mult.: 1	Spacers	Round	0.25 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"X1/2"SPACER RND 1454C Keystone Electronics 1: S/ 5.06 220In Stock	Mfr. Part # 1454C Mouser Part # 534-1454C	Keystone Electronics	Standoffs & Spacers 1/4"X1/2"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	220In Stock	S/ 5.06 S/ 3.83 S/ 3.60 S/ 3.57 View S/ 3.56 S/ 3.26 S/ 2.30 S/ 2.09 S/ 2.06	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers .750 Rd Clr hle spcr .250 OD #4 1454D Keystone Electronics 1: S/ 5.64 200In Stock	Mfr. Part # 1454D Mouser Part # 534-1454D	Keystone Electronics	Standoffs & Spacers .750 Rd Clr hle spcr .250 OD #4 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	200In Stock	S/ 5.64 S/ 4.32 S/ 4.09 S/ 4.05 View S/ 3.72 S/ 2.59 S/ 2.35 S/ 2.34	Min.: 1 Mult.: 1	Spacers	Round	19.09 mm	Brass	6.35 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"X1/2"SPACER RND 1457C Keystone Electronics 1: S/ 3.19 53In Stock	Mfr. Part # 1457C Mouser Part # 534-1457C	Keystone Electronics	Standoffs & Spacers 1/4"X1/2"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	53In Stock	S/ 3.19 S/ 2.46 S/ 2.39 S/ 2.25 View S/ 2.02 S/ 1.42 S/ 1.32 S/ 1.23	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"x1" RND SPACER 1457E Keystone Electronics 1: S/ 5.57 28In Stock	Mfr. Part # 1457E Mouser Part # 534-1457E	Keystone Electronics	Standoffs & Spacers 1/4"x1" RND SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	28In Stock	S/ 5.57 S/ 4.32 S/ 4.13 S/ 4.09 View S/ 3.66 S/ 3.16 S/ 2.93 S/ 2.78	Min.: 1 Mult.: 1	Spacers	Round	1 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"X1/4"SPACER RND 1480 Keystone Electronics 1: S/ 2.61 232In Stock	Mfr. Part # 1480 Mouser Part # 534-1480	Keystone Electronics	Standoffs & Spacers 1/4"X1/4"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	232In Stock	S/ 2.61 S/ 2.00 S/ 1.82 S/ 1.67 View S/ 1.55 S/ 1.28 S/ 1.18 S/ 1.07 S/ 1.01	Min.: 1 Mult.: 1	Spacers	Round	0.25 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers .750 Rd Clr hle spcr .250 OD #8 Brass 1483 Keystone Electronics 1: S/ 5.76 487In Stock	Mfr. Part # 1483 Mouser Part # 534-1483	Keystone Electronics	Standoffs & Spacers .750 Rd Clr hle spcr .250 OD #8 Brass Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	487In Stock	S/ 5.76 S/ 4.40 S/ 4.01 S/ 3.42 View S/ 3.35 S/ 2.65 S/ 2.49	Min.: 1 Mult.: 1	Spacers	Round	19.05 mm	Brass	6.35 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers 1.00 Rd Clr hle spcr .250 OD #8 Brass 1484 Keystone Electronics 1: S/ 5.45 389In Stock	Mfr. Part # 1484 Mouser Part # 534-1484	Keystone Electronics	Standoffs & Spacers 1.00 Rd Clr hle spcr .250 OD #8 Brass Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	389In Stock	S/ 5.45 S/ 4.09 S/ 3.71 S/ 3.35 View S/ 3.19 S/ 2.50 S/ 2.34	Min.: 1 Mult.: 1	Spacers	Round	25.4 mm	Brass	6.35 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers .375 Rd Clr hle spcr .312 OD #10 1663 Keystone Electronics 1: S/ 8.80 191In Stock	Mfr. Part # 1663 Mouser Part # 534-1663	Keystone Electronics	Standoffs & Spacers .375 Rd Clr hle spcr .312 OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	191In Stock	S/ 8.80 S/ 7.08 S/ 6.89 S/ 6.77 View S/ 6.54 S/ 6.34 S/ 5.18 S/ 4.79 S/ 4.71	Min.: 1 Mult.: 1	Spacers	Round	9.52 mm	Brass	7.92 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers .750 Rd Clr hle spcr .312 OD #10 1666 Keystone Electronics 1: S/ 12.14 250In Stock	Mfr. Part # 1666 Mouser Part # 534-1666	Keystone Electronics	Standoffs & Spacers .750 Rd Clr hle spcr .312 OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	250In Stock	S/ 12.14 S/ 11.64 S/ 7.51 S/ 7.16 View S/ 5.33 S/ 4.83 S/ 4.63	Min.: 1 Mult.: 1	Spacers	Round	19.05 mm	Brass	7.92 mm	Nickel	Female / Female	Bulk