Standoffs & Spacers – Mouser Chile

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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 (CLP) 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 4 X .125" 2036 Keystone Electronics 1: $285 31.421In Stock	Mfr. Part # 2036 Mouser Part # 534-2036	Keystone Electronics	Standoffs & Spacers RD ALUM 4 X .125" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	31.421In Stock	$285 $234 $209 $176 View $153 $141 $123	Min.: 1 Mult.: 1	Spacers	Round	0.125 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 4 X .250" 3457 Keystone Electronics 1: $329 15.794In Stock	Mfr. Part # 3457 Mouser Part # 534-3457	Keystone Electronics	Standoffs & Spacers RD ALUM 4 X .250" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	15.794In Stock	$329 $276 $246 $214 View $213 $189 $179 $165 $155	Min.: 1 Mult.: 1	Spacers	Round	0.25 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers 1/8" NYLON SPACER 875 Keystone Electronics 1: $307 93.106In Stock 28.500On Order	Mfr. Part # 875 Mouser Part # 534-875	Keystone Electronics	Standoffs & Spacers 1/8" NYLON SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	93.106In Stock 28.500On Order On Order Ship Dates Mfr. #: 875 Stock: 93.106 Can Ship Immediately On Order: 14.400 Pending 14.100 Expected 10/19/2026 Factory Lead-Time: 7 Weeks	$307 $302	Min.: 1 Mult.: 1	Spacers	Round	0.125 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers NYLON SPACER 884 Keystone Electronics 1: $285 24.236In Stock	Mfr. Part # 884 Mouser Part # 534-884	Keystone Electronics	Standoffs & Spacers NYLON SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	24.236In Stock	$285 $222 $198 $167 View $138 $124 $115 $107	Min.: 1 Mult.: 1	Spacers	Round	0.25 in	Nylon	0.25 in		Female / Female	Bulk
Standoffs & Spacers .375 Rd Clr hle spcr .250 OD #4 1454B Keystone Electronics 1: $1.296 400In Stock	Mfr. Part # 1454B Mouser Part # 534-1454B	Keystone Electronics	Standoffs & Spacers .375 Rd Clr hle spcr .250 OD #4 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	400In Stock	$1.296 $982 $916 $905 View $826 $592 $537 $527	Min.: 1 Mult.: 1	Spacers	Round	9.52 mm	Brass	6.35 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"X1/4"SPACER RND 1457A Keystone Electronics 1: $725 380In Stock	Mfr. Part # 1457A Mouser Part # 534-1457A	Keystone Electronics	Standoffs & Spacers 1/4"X1/4"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	380In Stock	$725 $553 $526 $475 View $401 $322 $293 $270	Min.: 1 Mult.: 1	Spacers	Round	0.25 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"X3/8"SPACER RND 1457B Keystone Electronics 1: $791 5.064In Stock	Mfr. Part # 1457B Mouser Part # 534-1457B	Keystone Electronics	Standoffs & Spacers 1/4"X3/8"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	5.064In Stock	$791 $599 $571 $538 View $537 $486 $348 $318 $299	Min.: 1 Mult.: 1	Spacers	Round	0.375 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers .750" RND SPACER 1457D Keystone Electronics 1: $1.658 420In Stock	Mfr. Part # 1457D Mouser Part # 534-1457D	Keystone Electronics	Standoffs & Spacers .750" RND SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	420In Stock	$1.658 $1.274 $1.208 $1.186 View $1.131 $1.095 $761 $692	Min.: 1 Mult.: 1	Spacers	Round	0.75 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers 1/4"X3/8"SPACER RND 1481 Keystone Electronics 1: $769 98In Stock	Mfr. Part # 1481 Mouser Part # 534-1481	Keystone Electronics	Standoffs & Spacers 1/4"X3/8"SPACER RND Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	98In Stock	$769 $589 $535 $453 View $377 $349 $316 $305	Min.: 1 Mult.: 1	Spacers	Round	0.375 in	Brass	0.25 in	Nickel	Female / Female	Bulk
Standoffs & Spacers .500 Rd Clr hle spcr .250 OD #8 Brass 1482 Keystone Electronics 1: $900 2.003In Stock	Mfr. Part # 1482 Mouser Part # 534-1482	Keystone Electronics	Standoffs & Spacers .500 Rd Clr hle spcr .250 OD #8 Brass Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	2.003In Stock	$900 $695 $629 $534 View $444 $403 $372 $362	Min.: 1 Mult.: 1	Spacers	Round	12.7 mm	Brass	6.35 mm	Nickel	Female / Female	Bulk
Standoffs & Spacers .250 Rd Clr hle spcr .312 OD #10 1662 Keystone Electronics 1: $2.492 94In Stock	Mfr. Part # 1662 Mouser Part # 534-1662	Keystone Electronics	Standoffs & Spacers .250 Rd Clr hle spcr .312 OD #10 Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	94In Stock	$2.492 $2.372 $1.965 $1.691 View $1.088 $988 $955	Min.: 1 Mult.: 1	Spacers	Round	6.35 mm	Brass	7.92 mm	Nickel	Female	Bulk
Standoffs & Spacers RD ALUM 4 X .875" 3402 Keystone Electronics 1: $780 976In Stock	Mfr. Part # 3402 Mouser Part # 534-3402	Keystone Electronics	Standoffs & Spacers RD ALUM 4 X .875" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	976In Stock	$780 $597 $543 $461 View $383 $341 $317 $299	Min.: 1 Mult.: 1	Spacers	Round	0.875 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 6 X .125" 3403 Keystone Electronics 1: $329 9.542In Stock	Mfr. Part # 3403 Mouser Part # 534-3403	Keystone Electronics	Standoffs & Spacers RD ALUM 6 X .125" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	9.542In Stock	$329 $270 $242 $204 View $169 $153 $141 $135	Min.: 1 Mult.: 1	Spacers	Round	0.125 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 6 X .625" 3429 Keystone Electronics 1: $637 250In Stock	Mfr. Part # 3429 Mouser Part # 534-3429	Keystone Electronics	Standoffs & Spacers RD ALUM 6 X .625" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	250In Stock	$637 $493 $441 $373 View $311 $287 $260 $242	Min.: 1 Mult.: 1	Spacers	Round	0.625 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers .250 X .375 #4 ROUND SPACER 3458 Keystone Electronics 1: $538 989In Stock 1.000Expected 9/28/2026	Mfr. Part # 3458 Mouser Part # 534-3458	Keystone Electronics	Standoffs & Spacers .250 X .375 #4 ROUND SPACER Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	989In Stock 1.000Expected 9/28/2026	$538 $417 $373 $316 View $262 $239 $218 $203	Min.: 1 Mult.: 1	Spacers	Round	0.375 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 4 X .500" 3459 Keystone Electronics 1: $593 2.047In Stock	Mfr. Part # 3459 Mouser Part # 534-3459	Keystone Electronics	Standoffs & Spacers RD ALUM 4 X .500" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	2.047In Stock	$593 $451 $403 $341 View $283 $260 $237 $221	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RND ALUM #6 X .25" 3464 Keystone Electronics 1: $362 4.289In Stock	Mfr. Part # 3464 Mouser Part # 534-3464	Keystone Electronics	Standoffs & Spacers RND ALUM #6 X .25" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	4.289In Stock	$362 $311 $287 $246 View $204 $189 $170 $160	Min.: 1 Mult.: 1	Spacers	Round	0.25 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 6 X .375" 3465 Keystone Electronics 1: $549 3.612In Stock	Mfr. Part # 3465 Mouser Part # 534-3465	Keystone Electronics	Standoffs & Spacers RD ALUM 6 X .375" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	3.612In Stock	$549 $417 $373 $316 View $262 $243 $218 $203	Min.: 1 Mult.: 1	Spacers	Round	0.375 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 6 X .750" 3467 Keystone Electronics 1: $703 322In Stock 700Expected 9/28/2026	Mfr. Part # 3467 Mouser Part # 534-3467	Keystone Electronics	Standoffs & Spacers RD ALUM 6 X .750" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	322In Stock 700Expected 9/28/2026	$703 $535 $490 $446 View $345 $304 $289 $268	Min.: 1 Mult.: 1	Spacers	Round	0.75 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 8 X .375" 3472 Keystone Electronics 1: $527 400In Stock	Mfr. Part # 3472 Mouser Part # 534-3472	Keystone Electronics	Standoffs & Spacers RD ALUM 8 X .375" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	400In Stock	$527 $417 $373 $316 View $262 $239 $218 $203	Min.: 1 Mult.: 1	Spacers	Round	0.375 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 8 X .500" 3473 Keystone Electronics 1: $483 1.064In Stock	Mfr. Part # 3473 Mouser Part # 534-3473	Keystone Electronics	Standoffs & Spacers RD ALUM 8 X .500" Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	1.064In Stock	$483 $360 $322 $272 View $231 $220 $190	Min.: 1 Mult.: 1	Spacers	Round	0.5 in	Aluminum	0.25 in	Iridite	Female / Female	Bulk
Standoffs & Spacers 2.00 Rd Clr hle spcr 250 OD #8 Alum 3477 Keystone Electronics 1: $2.229 644In Stock	Mfr. Part # 3477 Mouser Part # 534-3477	Keystone Electronics	Standoffs & Spacers 2.00 Rd Clr hle spcr 250 OD #8 Alum Learn More about Keystone Electronics keystone round clear hole spacers	Datasheet	644In Stock	$2.229 $1.735 $1.548 $1.372 View $1.043 $955	Min.: 1 Mult.: 1	Spacers	Round	50.8 mm	Aluminum	6.35 mm	Iridite	Female / Female	Bulk
Standoffs & Spacers RD ALUM 8 X .125" 4258 Keystone Electronics 1: $406 1.210In 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	1.210In Stock	$406 $310 $277 $234 View $194 $178 $161 $150	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: $845 1.710In 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	1.710In Stock	$845 $646 $589 $500 View $417 $348 $329	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: $1.318 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	$1.318 $1.008 $927 $907 View $802 $666 $546 $527	Min.: 1 Mult.: 1	Spacers	Round	25.4 mm	Aluminum	7.92 mm	Iridite	Female / Female	Bulk