Standoffs & Spacers – Mouser Estonia

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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 aluminium spacers feature a clear Iridite finish in accordance with MIL-C-5541 standards, while the brass spacers have a nickel finish in accordance with QQ-N-290 requirements. The insulated types include nylon 6/6 spacers in a natural colour and phenolic spacers manufactured from a natural colour PBE-grade material. Keystone Electronics Round Clear Hole Spacers have an outer diameter of 0.250" (6.35 mm) or 0.312" (7.925 mm) and an overall length of 0.125" (3.175 mm) to 2" (50.8 mm) with threaded or unthreaded options.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 .625 Rd Clr Hle spcr .250 OD #4 Brass 1919 Keystone Electronics 1: 1,21 € 390In Stock	Mfr. Part No. 1919 Mouser Part No 534-1919	Keystone Electronics	Standoffs & Spacers .625 Rd Clr Hle spcr .250 OD #4 Brass Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	390In Stock	1,21 € 0,916 € 0,876 € 0,867 € View 0,866 € 0,776 € 0,551 € 0,499 € 0,49 €	Min.: 1 Mult.: 1	Spacers	Round	15.88 mm	Brass	6.35 mm		Female	Bulk
Standoffs & Spacers 1/4"X5/8"SPACER RND 1935 Keystone Electronics 1: 0,921 € 150In Stock	Mfr. Part No. 1935 Mouser Part No 534-1935	Keystone Electronics	Standoffs & Spacers 1/4"X5/8"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	150In Stock	0,921 € 0,711 € 0,685 € 0,631 € View 0,586 € 0,414 € 0,378 € 0,363 €	Min.: 1 Mult.: 1	Spacers	Round	0.625 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers .125 Rd Clr Hle spcr .250 OD #8 Brass 1942 Keystone Electronics 1: 0,568 € 53In Stock	Mfr. Part No. 1942 Mouser Part No 534-1942	Keystone Electronics	Standoffs & Spacers .125 Rd Clr Hle spcr .250 OD #8 Brass Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	53In Stock	0,568 € 0,436 € 0,417 € 0,393 € View 0,351 € 0,262 € 0,236 € 0,22 €	Min.: 1 Mult.: 1	Spacers	Round	3.18 mm	Brass	6.35 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers .875 Rd Clr hle spcr .250 OD #8 Brass 2033 Keystone Electronics 1: 1,32 € 15In Stock	Mfr. Part No. 2033 Mouser Part No 534-2033	Keystone Electronics	Standoffs & Spacers .875 Rd Clr hle spcr .250 OD #8 Brass Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	15In Stock	1,32 € 1,00 € 0,925 € 0,906 € View 0,87 € 0,765 € 0,711 € 0,671 €	Min.: 1 Mult.: 1	Spacers	Round	22.23 mm	Brass	6.35 mm	Nickel	Female	Bulk
Standoffs & Spacers RD ALUM 4 X .625" 2314 Keystone Electronics 1: 0,568 € 180In Stock	Mfr. Part No. 2314 Mouser Part No 534-2314	Keystone Electronics	Standoffs & Spacers RD ALUM 4 X .625" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	180In Stock	0,568 € 0,44 € 0,394 € 0,333 € View 0,277 € 0,257 € 0,232 € 0,216 €	Min.: 1 Mult.: 1	Spacers	Round	0.625 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 6 X .500" 3466 Keystone Electronics 1: 0,529 € 6.200In Stock 3.000Expected 11/9/2026	Mfr. Part No. 3466 Mouser Part No 534-3466	Keystone Electronics	Standoffs & Spacers RD ALUM 6 X .500" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	6.200In Stock 3.000Expected 11/9/2026	0,529 € 0,403 € 0,36 € 0,305 € View 0,253 € 0,232 € 0,212 € 0,197 €	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 8 X .750" 3474 Keystone Electronics 1: 0,764 € 483In Stock	Mfr. Part No. 3474 Mouser Part No 534-3474	Keystone Electronics	Standoffs & Spacers RD ALUM 8 X .750" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	483In Stock	0,764 € 0,587 € 0,534 € 0,453 € View 0,377 € 0,349 € 0,316 € 0,294 €	Min.: 1 Mult.: 1	Spacers	Round	0.75 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 8 X 1.00" 3475 Keystone Electronics 1: 0,725 € 120In Stock	Mfr. Part No. 3475 Mouser Part No 534-3475	Keystone Electronics	Standoffs & Spacers RD ALUM 8 X 1.00" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	120In Stock	0,725 € 0,553 € 0,502 € 0,425 € View 0,354 € 0,327 € 0,294 € 0,275 €	Min.: 1 Mult.: 1	Spacers	Round	1 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 8 X 1.50" 3476 Keystone Electronics 1: 1,63 € 160In Stock	Mfr. Part No. 3476 Mouser Part No 534-3476	Keystone Electronics	Standoffs & Spacers RD ALUM 8 X 1.50" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	160In Stock	1,63 € 1,24 € 1,13 € 1,07 € View 1,05 € 0,743 € 0,676 € 0,637 €	Min.: 1 Mult.: 1	Spacers	Round	1.5 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers SPACER Replaced NC1115510A 4261 Keystone Electronics 1: 0,843 € 181In Stock	Mfr. Part No. 4261 Mouser Part No 534-4261	Keystone Electronics	Standoffs & Spacers SPACER Replaced NC1115510A Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	181In Stock	0,843 € 0,662 € 0,629 € 0,563 € View 0,473 € 0,384 € 0,311 € 0,294 €	Min.: 1 Mult.: 1	Spacers	Round	6.4 mm	Aluminum	7.92 mm	Iridite	Female / Female	Bulk
Standoffs & Spacers SPACER Replaced NC1115710A 4262 Keystone Electronics 1: 0,706 € 155In Stock	Mfr. Part No. 4262 Mouser Part No 534-4262	Keystone Electronics	Standoffs & Spacers SPACER Replaced NC1115710A Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	155In Stock	0,706 € 0,538 € 0,511 € 0,457 € View 0,384 € 0,312 € 0,257 € 0,239 €	Min.: 1 Mult.: 1	Spacers	Round	9.5 mm	Aluminum	7.92 mm	Iridite	Female / Female	Bulk
Standoffs & Spacers SPACER Replaced NC1117510A 4268 Keystone Electronics 1: 2,20 € 363In Stock	Mfr. Part No. 4268 Mouser Part No 534-4268	Keystone Electronics	Standoffs & Spacers SPACER Replaced NC1117510A Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	363In Stock	2,20 € 1,71 € 1,53 € 1,30 € View 1,26 € 1,01 € 0,98 €	Min.: 1 Mult.: 1	Spacers	Round	38.1 mm	Aluminum	7.92 mm	Iridite	Female / Female	Bulk
Standoffs & Spacers NYL Rd Clr Hle Spcr 1.50" .250OD #6 789 Keystone Electronics 1: 0,461 € 37In Stock	Mfr. Part No. 789 Mouser Part No 534-789	Keystone Electronics	Standoffs & Spacers NYL Rd Clr Hle Spcr 1.50" .250OD #6 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	37In Stock	0,461 € 0,357 € 0,319 € 0,27 € View 0,224 € 0,20 € 0,186 € 0,173 €	Min.: 1 Mult.: 1	Spacers	Round	38.1 mm	Nylon	6.35 mm		Female / Female	Bulk
Standoffs & Spacers NYL Rd Clr Hle Spcr .500 .312OD #10 792 Keystone Electronics 1: 0,323 € 495In Stock	Mfr. Part No. 792 Mouser Part No 534-792	Keystone Electronics	Standoffs & Spacers NYL Rd Clr Hle Spcr .500 .312OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	495In Stock	0,323 € 0,25 € 0,222 € 0,188 € View 0,156 € 0,141 € 0,128 € 0,121 €	Min.: 1 Mult.: 1	Spacers	Round	12.7 mm	Nylon	7.92 mm		Female / Female	Bulk
Standoffs & Spacers NYL Rd Clr Hle Spcr .750 .312OD #10 794 Keystone Electronics 1: 0,363 € 421In Stock	Mfr. Part No. 794 Mouser Part No 534-794	Keystone Electronics	Standoffs & Spacers NYL Rd Clr Hle Spcr .750 .312OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	421In Stock	0,363 € 0,27 € 0,241 € 0,205 € View 0,17 € 0,155 € 0,141 € 0,131 €	Min.: 1 Mult.: 1	Spacers	Round	19.05 mm	Nylon	7.92 mm		Female	Bulk
Standoffs & Spacers NYL Rd Clr Hle Spcr 1.50 .250OD #8 799 Keystone Electronics 1: 0,47 € 1.474In Stock	Mfr. Part No. 799 Mouser Part No 534-799	Keystone Electronics	Standoffs & Spacers NYL Rd Clr Hle Spcr 1.50 .250OD #8 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1.474In Stock	0,47 € 0,363 € 0,324 € 0,274 € View 0,249 € 0,217 € 0,189 € 0,177 €	Min.: 1 Mult.: 1	Spacers	Round	38.1 mm	Nylon	6.35 mm		Female	Bulk
Standoffs & Spacers .750 Rd Clr Hle spcr .250 OD #4 Nylon 880 Keystone Electronics 1: 0,323 € 663In Stock	Mfr. Part No. 880 Mouser Part No 534-880	Keystone Electronics	Standoffs & Spacers .750 Rd Clr Hle spcr .250 OD #4 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	663In Stock	0,323 € 0,248 € 0,221 € 0,187 € View 0,156 € 0,141 € 0,128 € 0,121 €	Min.: 1 Mult.: 1	Spacers	Round	19.1 mm	Nylon	6.4 mm		Female / Female	Bulk
Standoffs & Spacers .875 Rd Clr Hle spcr .250 OD #4 Nylon 881 Keystone Electronics 1: 0,333 € 290In Stock	Mfr. Part No. 881 Mouser Part No 534-881	Keystone Electronics	Standoffs & Spacers .875 Rd Clr Hle spcr .250 OD #4 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	290In Stock	0,333 € 0,254 € 0,226 € 0,191 € View 0,159 € 0,144 € 0,131 € 0,123 €	Min.: 1 Mult.: 1	Spacers	Round	22.2 mm	Nylon	6.4 mm		Female / Female	Bulk
Standoffs & Spacers 1" NYLON SPACER #4 882 Keystone Electronics 1: 0,353 € 245In Stock	Mfr. Part No. 882 Mouser Part No 534-882	Keystone Electronics	Standoffs & Spacers 1" NYLON SPACER #4 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	245In Stock	0,353 € 0,267 € 0,238 € 0,201 € View 0,167 € 0,152 € 0,138 € 0,129 €	Min.: 1 Mult.: 1	Spacers	Round	1 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers NYLON SPACER .5 X #6 886 Keystone Electronics 1: 0,294 € 342In Stock	Mfr. Part No. 886 Mouser Part No 534-886	Keystone Electronics	Standoffs & Spacers NYLON SPACER .5 X #6 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	342In Stock	0,294 € 0,228 € 0,204 € 0,172 € View 0,143 € 0,129 € 0,117 € 0,111 €	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers 5/8" 6-32 NYL SPACER 887 Keystone Electronics 1: 0,304 € 872In Stock	Mfr. Part No. 887 Mouser Part No 534-887	Keystone Electronics	Standoffs & Spacers 5/8" 6-32 NYL SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	872In Stock	0,304 € 0,235 € 0,21 € 0,177 € View 0,147 € 0,134 € 0,121 € 0,114 €	Min.: 1 Mult.: 1	Spacers	Round	0.625 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers .375"L #8 NYLON SPCR 893 Keystone Electronics 1: 0,274 € 725In Stock	Mfr. Part No. 893 Mouser Part No 534-893	Keystone Electronics	Standoffs & Spacers .375"L #8 NYLON SPCR Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	725In Stock	0,274 € 0,217 € 0,193 € 0,164 € View 0,135 € 0,123 € 0,113 € 0,105 €	Min.: 1 Mult.: 1	Spacers	Round	9.52 mm	Nylon	6.35 mm		Female / Female	Bulk
Standoffs & Spacers .500 Rd Clr Hle spcr .250 OD #8 Nylon 894 Keystone Electronics 1: 0,255 € 175In Stock	Mfr. Part No. 894 Mouser Part No 534-894	Keystone Electronics	Standoffs & Spacers .500 Rd Clr Hle spcr .250 OD #8 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	175In Stock	0,255 € 0,208 € 0,181 € 0,152 € View 0,125 € 0,113 € 0,102 € 0,096 €	Min.: 1 Mult.: 1	Spacers	Round	12.7 mm	Nylon	6.35 mm		Female / Female	Bulk
Standoffs & Spacers .625 Rd Clr Hle spcr .250 OD #8 Nylon 895 Keystone Electronics 1: 0,314 € 1.314In Stock	Mfr. Part No. 895 Mouser Part No 534-895	Keystone Electronics	Standoffs & Spacers .625 Rd Clr Hle spcr .250 OD #8 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1.314In Stock	0,314 € 0,245 € 0,219 € 0,185 € View 0,153 € 0,138 € 0,124 € 0,119 €	Min.: 1 Mult.: 1	Spacers	Round	15.88 mm	Nylon	6.35 mm			Bulk
Standoffs & Spacers .75 Rd Clr Hle spcr .250 OD #8 Nylon 896 Keystone Electronics 1: 0,323 € 58In Stock	Mfr. Part No. 896 Mouser Part No 534-896	Keystone Electronics	Standoffs & Spacers .75 Rd Clr Hle spcr .250 OD #8 Nylon Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	58In Stock	0,323 € 0,248 € 0,221 € 0,187 € View 0,156 € 0,141 € 0,128 € 0,121 €	Min.: 1 Mult.: 1	Spacers	Round	19.05 mm	Nylon	6.35 mm		Female / Female	Bulk