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4-40 Hardware

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
Standoffs & Spacers RND .187X1.00 ZBRASS 1657B Keystone Electronics 1: Rp30.087 370In Stock	Mfr. Part No. 1657B Mouser Part No 534-1657B	Keystone Electronics	Standoffs & Spacers RND .187X1.00 ZBRASS Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	370In Stock	Rp30.087 Rp22.933 Rp20.731 Rp20.181 View Rp17.777 Rp13.704 Rp12.475	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X.625 ALUM 1808 Keystone Electronics 1: Rp8.990 7.686In Stock	Mfr. Part No. 1808 Mouser Part No 534-1808	Keystone Electronics	Standoffs & Spacers HEX .250X.625 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	7.686In Stock	Rp8.990 Rp7.650 Rp6.971 Rp5.687 View Rp4.880 Rp4.293	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X.875 ALUM 1809 Keystone Electronics 1: Rp13.209 2.103In Stock 10.000Expected 07/12/2026	Mfr. Part No. 1809 Mouser Part No 534-1809	Keystone Electronics	Standoffs & Spacers HEX .250X.875 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	2.103In Stock 10.000Expected 07/12/2026	Rp13.209 Rp10.109 Rp9.595 Rp8.586 View Rp7.210 Rp5.852 Rp5.449 Rp5.174	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X2.00 ZBRASS 1832 Keystone Electronics 1: Rp55.955 92In Stock	Mfr. Part No. 1832 Mouser Part No 534-1832	Keystone Electronics	Standoffs & Spacers HEX .250X2.00 ZBRASS	Datasheet	92In Stock	Rp55.955 Rp49.718 Rp39.811 Rp35.408 Rp24.584	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.625 ALUM 1839 Keystone Electronics 1: Rp11.191 87In Stock	Mfr. Part No. 1839 Mouser Part No 534-1839	Keystone Electronics	Standoffs & Spacers RND .250X.625 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	87In Stock	Rp11.191 Rp8.494 Rp7.797 Rp6.605 View Rp6.054 Rp4.972 Rp4.605 Rp4.275	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.875 ALUM 1846 Keystone Electronics 1: Rp16.695 192In Stock	Mfr. Part No. 1846 Mouser Part No 534-1846	Keystone Electronics	Standoffs & Spacers RND .250X.875 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	192In Stock	Rp16.695 Rp12.916 Rp11.925 Rp10.476 View Rp10.200 Rp9.503 Rp7.118 Rp6.751 Rp6.513	Min.: 1 Mult.: 1
Standoffs & Spacers RND .187X.375 ZBRASS 1864 Keystone Electronics 1: Rp15.411 30In Stock	Mfr. Part No. 1864 Mouser Part No 534-1864	Keystone Electronics	Standoffs & Spacers RND .187X.375 ZBRASS Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	30In Stock	Rp15.411 Rp11.852 Rp10.714 Rp9.540 View Rp8.935 Rp6.861 Rp6.348 Rp6.054	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.625 ZBRASS 1867 Keystone Electronics 1: Rp22.199 48In Stock	Mfr. Part No. 1867 Mouser Part No 534-1867	Keystone Electronics	Standoffs & Spacers RND .250X.625 ZBRASS Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	48In Stock	Rp22.199 Rp17.062 Rp16.328 Rp16.163 View Rp16.144 Rp14.255 Rp10.127 Rp9.191 Rp8.990	Min.: 1 Mult.: 1
Standoffs & Spacers HEX 4-40X.375 NYLON 1902B Keystone Electronics 1: Rp12.108 5.600In Stock 10.000Expected 30/11/2026	Mfr. Part No. 1902B Mouser Part No 534-1902B	Keystone Electronics	Standoffs & Spacers HEX 4-40X.375 NYLON Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	5.600In Stock 10.000Expected 30/11/2026	Rp12.108 Rp9.430 Rp8.935 Rp7.999 View Rp6.733 Rp5.467 Rp5.063 Rp4.825	Min.: 1 Mult.: 1
Standoffs & Spacers NYLON 1"X.25" 4-40 1902E Keystone Electronics 1: Rp13.393 5.793In Stock	Mfr. Part No. 1902E Mouser Part No 534-1902E	Keystone Electronics	Standoffs & Spacers NYLON 1"X.25" 4-40 Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	5.793In Stock	Rp13.393 Rp10.274 Rp9.742 Rp8.714 View Rp7.338 Rp5.944 Rp5.522 Rp5.412	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 1.50 HEX STDOFF 1921E Keystone Electronics 1: Rp74.852 240In Stock	Mfr. Part No. 1921E Mouser Part No 534-1921E	Keystone Electronics	Standoffs & Spacers 4-40 1.50 HEX STDOFF Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	240In Stock	Rp74.852 Rp56.689 Rp53.387 Rp50.818 View Rp47.700 Rp35.591	Min.: 1 Mult.: 1
Standoffs & Spacers NB 1.500 M/F THRD 1950 Keystone Electronics 1: Rp42.746 143In Stock	Mfr. Part No. 1950 Mouser Part No 534-1950	Keystone Electronics	Standoffs & Spacers NB 1.500 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	143In Stock	Rp42.746 Rp32.656 Rp29.721 Rp25.317 View Rp21.281 Rp19.814 Rp18.713	Min.: 1 Mult.: 1
Screws & Fasteners TURNABLE JACK SCREW 2064 Keystone Electronics 1: Rp45.682 21In Stock	Mfr. Part No. 2064 Mouser Part No 534-2064	Keystone Electronics	Screws & Fasteners TURNABLE JACK SCREW	Datasheet	21In Stock	Rp45.682 Rp35.408 Rp34.307 Rp30.821 View Rp28.987 Rp28.253 Rp28.069	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW 2069 Keystone Electronics 1: Rp66.046 56In Stock	Mfr. Part No. 2069 Mouser Part No 534-2069	Keystone Electronics	Screws & Fasteners JACK SCREW	Datasheet	56In Stock	Rp66.046 Rp65.679 Rp55.955 Rp52.286 View Rp31.922 Rp30.087 Rp29.537	Min.: 1 Mult.: 1
Screws & Fasteners TURNABLE JACK SCREW 2071 Keystone Electronics 1: Rp75.769 552In Stock 2.940On Order	Mfr. Part No. 2071 Mouser Part No 534-2071	Keystone Electronics	Screws & Fasteners TURNABLE JACK SCREW	Datasheet	552In Stock 2.940On Order On Order Ship Dates Mfr. No: 2071 Stock: 552 Can Dispatch Immediately On Order: 1.220 Expected 05/10/2026 1.720 Expected 28/12/2026 Factory Lead Time: 13 Weeks	Rp75.769 Rp63.661 Rp61.826 Rp59.808 View Rp56.139 Rp35.591	Min.: 1 Mult.: 1
Screws & Fasteners JK SCREW W/O SLOT 2072 Keystone Electronics 1: Rp63.477 70In Stock	Mfr. Part No. 2072 Mouser Part No 534-2072	Keystone Electronics	Screws & Fasteners JK SCREW W/O SLOT	Datasheet	70In Stock	Rp63.477 Rp48.067 Rp47.516 Rp45.131 View Rp43.847 Rp42.746	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.125 M/F THRD 2093 Keystone Electronics 1: Rp59.808 199In Stock	Mfr. Part No. 2093 Mouser Part No 534-2093	Keystone Electronics	Standoffs & Spacers SS 1.125 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	199In Stock	Rp59.808 Rp45.315 Rp43.480 Rp40.361 View Rp37.426 Rp28.069 Rp25.317 Rp23.483	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.250 M/F THRD 2094 Keystone Electronics 1: Rp61.092 171In Stock	Mfr. Part No. 2094 Mouser Part No 534-2094	Keystone Electronics	Standoffs & Spacers SS 1.250 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	171In Stock	Rp61.092 Rp52.653 Rp51.919 Rp43.847 View Rp39.260 Rp26.969 Rp26.785	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.375 M/F THRD 2095 Keystone Electronics 1: Rp75.402 39In Stock	Mfr. Part No. 2095 Mouser Part No 534-2095	Keystone Electronics	Standoffs & Spacers SS 1.375 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	39In Stock	Rp75.402 Rp58.707 Rp53.570 Rp47.700 View Rp35.775 Rp35.591	Min.: 1 Mult.: 1
Standoffs & Spacers SS 1.750 M/F THRD 2098 Keystone Electronics 1: Rp63.110 66In Stock	Mfr. Part No. 2098 Mouser Part No 534-2098	Keystone Electronics	Standoffs & Spacers SS 1.750 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	66In Stock	Rp63.110 Rp52.286 Rp50.452 Rp45.865 View Rp44.948 Rp29.721 Rp29.537	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21403 Keystone Electronics 1: Rp58.707 32In Stock	Mfr. Part No. 21403 Mouser Part No 534-21403	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	32In Stock	Rp58.707 Rp45.865 Rp44.030 Rp42.012 View Rp41.645 Rp36.875 Rp27.336 Rp27.152	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21404 Keystone Electronics 1: Rp58.707 103In Stock	Mfr. Part No. 21404 Mouser Part No 534-21404	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	103In Stock	Rp58.707 Rp45.865 Rp44.030 Rp40.912 View Rp40.728 Rp36.875 Rp27.336 Rp27.152	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21406 Keystone Electronics 1: Rp60.358 86In Stock	Mfr. Part No. 21406 Mouser Part No 534-21406	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	86In Stock	Rp60.358 Rp45.682 Rp44.030 Rp41.645 View Rp41.462 Rp37.793 Rp28.436 Rp28.253	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21408 Keystone Electronics 1: Rp61.643 83In Stock	Mfr. Part No. 21408 Mouser Part No 534-21408	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	83In Stock	Rp61.643 Rp46.966 Rp45.315 Rp43.297 View Rp42.930 Rp38.527 Rp28.987 Rp28.803	Min.: 1 Mult.: 1
Screws & Fasteners SOCKET HEAD SCREW 21410 Keystone Electronics 1: Rp63.110 14In Stock	Mfr. Part No. 21410 Mouser Part No 534-21410	Keystone Electronics	Screws & Fasteners SOCKET HEAD SCREW Learn More about Keystone Electronics keystone grade 2 titanium screws	Datasheet	14In Stock	Rp63.110 Rp48.433 Rp46.782 Rp44.397 View Rp44.214 Rp39.627 Rp29.721 Rp29.537	Min.: 1 Mult.: 1

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