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21 mm Hardware

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Standoffs & Spacers WA-SPaRO Rnd Spacer L21mm ID4.2mm ED8mm 960210084 Wurth Elektronik 1: $0.36 288In Stock	Mfr. Part No. 960210084 Mouser Part No 710-960210084	Wurth Elektronik	Standoffs & Spacers WA-SPaRO Rnd Spacer L21mm ID4.2mm ED8mm Learn More about Wurth Elektronik pcb spacers	Datasheet	288In Stock	$0.36 $0.33 $0.318 $0.304 View $0.279 $0.193 $0.192 $0.169	Min.: 1 Mult.: 1
Standoffs & Spacers Screw Spacer .21mm Nylon White 9912-21MM Bivar 1: $0.11 9,208In Stock	Mfr. Part No. 9912-21MM Mouser Part No 749-9912-21MM	Bivar	Standoffs & Spacers Screw Spacer .21mm Nylon White	Datasheet	9,208In Stock	$0.11 $0.077 $0.058 $0.049 View $0.048 $0.04 $0.039 $0.038	Min.: 1 Mult.: 1
Standoffs & Spacers AL M3x0.5 21mm 6mm HEX ML/FEM Standoff M2156-3005-AL RAF Electronic Hardware 1: $1.20 205In Stock	Mfr. Part No. M2156-3005-AL Mouser Part No 761-M2156-3005-AL	RAF Electronic Hardware	Standoffs & Spacers AL M3x0.5 21mm 6mm HEX ML/FEM Standoff	Datasheet	205In Stock	$1.20 $1.01 $0.66 $0.62 View $0.597 $0.58 $0.567 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Rnd Metric Spcr 6mm 21mm L X M3 M0550-3-AL RAF Electronic Hardware 1: $0.92 361In Stock	Mfr. Part No. M0550-3-AL Mouser Part No 761-M0550-3-AL	RAF Electronic Hardware	Standoffs & Spacers Rnd Metric Spcr 6mm 21mm L X M3	Datasheet	361In Stock	$0.92 $0.43 $0.421 $0.409 View $0.373 $0.359 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers AL M4x0.7 21mm 6mm HEX ML/FEM Standoff M2156-4007-AL RAF Electronic Hardware 1: $1.30 210In Stock	Mfr. Part No. M2156-4007-AL Mouser Part No 761-M2156-4007-AL	RAF Electronic Hardware	Standoffs & Spacers AL M4x0.7 21mm 6mm HEX ML/FEM Standoff	Datasheet	210In Stock	$1.30 $1.16 $0.712 $0.669 View $0.653 $0.642 $0.633 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Rnd Metr Spcr 10mm 21mm L X M3.5 M0670-35-N RAF Electronic Hardware 1: $2.03 92In Stock 38On Order	Mfr. Part No. M0670-35-N Mouser Part No 761-M0670-35-N	RAF Electronic Hardware	Standoffs & Spacers Rnd Metr Spcr 10mm 21mm L X M3.5	Datasheet	92In Stock 38On Order	$2.03 $1.51 $1.34 $1.25 View $1.18 $1.15 $1.12 $1.10 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers M3X0.5 M/F 21mm SS Stdoff M2116-3005-SS RAF Electronic Hardware 1: $1.87 89In Stock	Mfr. Part No. M2116-3005-SS Mouser Part No 761-M2116-3005-SS	RAF Electronic Hardware	Standoffs & Spacers M3X0.5 M/F 21mm SS Stdoff Learn More about RAF Electronic Hardware raf 4 5mm hex standoffs	Datasheet	89In Stock	$1.87 $1.39 $1.08 $1.02 View $0.961 $0.925 $0.899 $0.879 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers M3X0.5 M/F 21mm AL Stdoff M2116-3005-AL RAF Electronic Hardware 1: $1.21 517In Stock	Mfr. Part No. M2116-3005-AL Mouser Part No 761-M2116-3005-AL	RAF Electronic Hardware	Standoffs & Spacers M3X0.5 M/F 21mm AL Stdoff Learn More about RAF Electronic Hardware raf 4 5mm hex standoffs	Datasheet	517In Stock	$1.21 $0.906 $0.748 $0.699 View $0.624 $0.601 $0.584 $0.571 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers Rnd Metr Spcr 10mm 21mm L X M5 RAF Electronic Hardware M0670-5-SS M0670-5-SS RAF Electronic Hardware 1: $2.02 64In Stock 26On Order	Mfr. Part No. M0670-5-SS Mouser Part No 761-M0670-5-SS	RAF Electronic Hardware	Standoffs & Spacers Rnd Metr Spcr 10mm 21mm L X M5	Datasheet	64In Stock 26On Order	$2.02 $1.57 $1.47 $1.42 View $1.38 $1.37 $1.35 Quote	Min.: 1 Mult.: 1
Screws & Fasteners Wshr Face Thmb Screw M3.5X0.6 13mm RAF Electronic Hardware M3445-SS M3445-SS RAF Electronic Hardware 1: $2.94 46In Stock	Mfr. Part No. M3445-SS Mouser Part No 761-M3445-SS	RAF Electronic Hardware	Screws & Fasteners Wshr Face Thmb Screw M3.5X0.6 13mm	Datasheet	46In Stock	$2.94 $2.34 $2.16 $2.01 View $1.94 $1.81 $1.71 $1.67 $1.63	Min.: 1 Mult.: 1
Standoffs & Spacers Hex Fem Stdoff 6.0mm 21mmXM3X0.5 RAF Electronic Hardware M1318-3005-SS M1318-3005-SS RAF Electronic Hardware 1: $2.93 170In Stock	Mfr. Part No. M1318-3005-SS Mouser Part No 761-M1318-3005-SS	RAF Electronic Hardware	Standoffs & Spacers Hex Fem Stdoff 6.0mm 21mmXM3X0.5	Datasheet	170In Stock	$2.93 $1.33 $1.24 $1.21 View $1.19 $1.18	Min.: 1 Mult.: 1
Standoffs & Spacers Hex M/F Stdoff 6.0mm 21mmXM3.5X0.6 RAF Electronic Hardware M2156-3506-AL M2156-3506-AL RAF Electronic Hardware 1: $1.12 790In Stock	Mfr. Part No. M2156-3506-AL Mouser Part No 761-M2156-3506-AL	RAF Electronic Hardware	Standoffs & Spacers Hex M/F Stdoff 6.0mm 21mmXM3.5X0.6	Datasheet	790In Stock	$1.12 $0.962 $0.48 $0.447 View $0.439 $0.433 $0.43	Min.: 1 Mult.: 1
Switch Fixings 6MM ON-OFF PLATE AT211 NKK Switches 1: $4.10 36In Stock	Mfr. Part No. AT211 Mouser Part No 633-AT211	NKK Switches	Switch Fixings 6MM ON-OFF PLATE	Datasheet	36In Stock	$4.10 $3.63 $3.36 $2.95 $2.86	Min.: 1 Mult.: 1
Switch Fixings END DIVIDER AT4143 NKK Switches 1: $3.20 10In Stock	Mfr. Part No. AT4143 Mouser Part No 633-AT4143	NKK Switches	Switch Fixings END DIVIDER	Datasheet	10In Stock	$3.20 $2.90 $2.78 $2.70 View $2.62 $2.53	Min.: 1 Mult.: 1
Standoffs & Spacers WA-SPAII Spacer Stud M3x21mm SW 6 970210365 Wurth Elektronik 1: $1.54 294In Stock	Mfr. Part No. 970210365 Mouser Part No 710-970210365	Wurth Elektronik	Standoffs & Spacers WA-SPAII Spacer Stud M3x21mm SW 6 Learn More about Wurth Elektronik pcb spacers	Datasheet	294In Stock	$1.54 $1.44 $1.26 $1.10 View $1.03 $0.932	Min.: 1 Mult.: 1
Standoffs & Spacers WA--SSTII M 3x21mm SW 5.5 970210321 Wurth Elektronik 1: $0.52 1,400In Stock	Mfr. Part No. 970210321 Mouser Part No 710-970210321	Wurth Elektronik	Standoffs & Spacers WA--SSTII M 3x21mm SW 5.5 Learn More about Wurth Elektronik pcb spacers	Datasheet	1,400In Stock	$0.52 $0.464 $0.428 $0.413 $0.338	Min.: 1 Mult.: 1
Switch Fixings +/-1000sccm (1 SLPM) 50mV dc @ 650 sccm JE-21 Honeywell 1: $107.99 3In Stock 5Expected 04/11/2026	Mfr. Part No. JE-21 Mouser Part No 785-JE-21	Honeywell	Switch Fixings +/-1000sccm (1 SLPM) 50mV dc @ 650 sccm	Datasheet	3In Stock 5Expected 04/11/2026	$107.99 $104.82 $93.40 View Quote	Min.: 1 Mult.: 1
Standoffs & Spacers CB THREADED STANDOFF:NYL NATURAL CBTS105A Essentra 1: $0.94 302In Stock	Mfr. Part No. CBTS105A Mouser Part No 144-CBTS105A	Essentra	Standoffs & Spacers CB THREADED STANDOFF:NYL NATURAL	Datasheet	302In Stock	$0.94 $0.75 $0.749 $0.708 Quote Quote	Min.: 1 Mult.: 1
Bumpers / Feet Foot,Rivet Mnt,Blk,.031 in-.071 in Hold FF-005-P4X5B Essentra 1: $0.91 250In Stock	Mfr. Part No. FF-005-P4X5B Mouser Part No 144-FF-005-P4X5B	Essentra	Bumpers / Feet Foot,Rivet Mnt,Blk,.031 in-.071 in Hold	Datasheet	250In Stock	$0.91 $0.481	Min.: 1 Mult.: 1
Bumpers / Feet Foot,Rivet Mnt,Blk,.075 in-.110 in Hold FF-008-P4X7B Essentra 1: $1.14 75In Stock	Mfr. Part No. FF-008-P4X7B Mouser Part No 144-FF-008-P4X7B	Essentra	Bumpers / Feet Foot,Rivet Mnt,Blk,.075 in-.110 in Hold	Datasheet	75In Stock	$1.14 $0.604	Min.: 1 Mult.: 1
Standoffs & Spacers M2.5X0.45 M/F 21mm AL Stdoff M2116-2545-AL RAF Electronic Hardware 1: $1.23 726In Stock	Mfr. Part No. M2116-2545-AL Mouser Part No 761-M2116-2545-AL	RAF Electronic Hardware	Standoffs & Spacers M2.5X0.45 M/F 21mm AL Stdoff Learn More about RAF Electronic Hardware raf 4 5mm hex standoffs	Datasheet	726In Stock	$1.23 $0.943 $0.734 $0.65 View $0.626 $0.608 $0.595 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3.0 X .05 THRD SS MAL/FML 21mm LENGTH FM2156-3005-SS Fascomp 1: $1.21 250In Stock	Mfr. Part No. FM2156-3005-SS Mouser Part No 728-FM2156-3005-SS	Fascomp	Standoffs & Spacers 3.0 X .05 THRD SS MAL/FML 21mm LENGTH	Datasheet	250In Stock	$1.21 $0.904 $0.704 $0.663 View $0.649 $0.627 $0.605 $0.584 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 4.5M HEX X 21M FM1268-3005-A Fascomp 1: $0.84 170In Stock	Mfr. Part No. FM1268-3005-A Mouser Part No 728-FM1268-3005-A	Fascomp	Standoffs & Spacers 4.5M HEX X 21M	Datasheet	170In Stock	$0.84 $0.627 $0.487 $0.459 View $0.449 $0.434 $0.419 $0.404 $0.398	Min.: 1 Mult.: 1
Standoffs & Spacers WA-SSTIE M 3x21mm SW 5.5 971210321 Wurth Elektronik 1: $0.72 1,965On Order	Mfr. Part No. 971210321 Mouser Part No 710-971210321	Wurth Elektronik	Standoffs & Spacers WA-SSTIE M 3x21mm SW 5.5 Learn More about Wurth Elektronik pcb spacers	Datasheet	1,965On Order On Order Ship Dates Mfr. No: 971210321 Stock: 0 On Order: 965 Expected 19/02/2027 1,000 Expected 26/02/2027 Factory Lead Time: 24 Weeks	$0.72 $0.643 $0.589 $0.562 $0.508	Min.: 1 Mult.: 1
Standoffs & Spacers WA-SBRIE M3x21mm SW5.5 971210324 Wurth Elektronik 1: $1.87 1,000Expected 12/11/2026	Mfr. Part No. 971210324 Mouser Part No 710-971210324	Wurth Elektronik	Standoffs & Spacers WA-SBRIE M3x21mm SW5.5 Learn More about Wurth Elektronik pcb spacers	Datasheet	1,000Expected 12/11/2026	$1.87 $1.77 $1.58 $1.38 View $1.29 $1.22 $1.17	Min.: 1 Mult.: 1

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