Screws & Fasteners – Mouser Singapore

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.187 Jack Screws

Keystone Electronics .187 Jack Screws are 4.8mm diameter (.187") screws designed for D-subminiature connectors used in computer cables and other electronic equipment. The product portfolio includes standard jack screws, a sems version with a captivated helical spring-lock washer that simplifies use, a slotted option for installation with a screwdriver, and a screw with a nylon patch that firmly holds the jack in vibration applications. Keystone Electronics .187 Jack Screws feature a 3/16 hex head and 4-40 thread and are offered in stainless steel or with zinc chromate plating in yellow or clear.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Thread Size	Length	Material	Plating	Screw Head
Screws & Fasteners JACK SCREW WITH NYL PATCH STAINLESS 7263 Keystone Electronics 1: $0.966 8,063In Stock	Mfr. Part No. 7263 Mouser Part No 534-7263	Keystone Electronics	Screws & Fasteners JACK SCREW WITH NYL PATCH STAINLESS Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	8,063In Stock	$0.966 $0.738 $0.602 $0.545 View $0.541 $0.469 $0.428 $0.393 $0.366	Min.: 1 Mult.: 1	Screws	Hex Jackscrew			Nylon, Steel
Screws & Fasteners Jack Screw .187 Yellow 4-40 7226 Keystone Electronics 1: $0.789 392In Stock	Mfr. Part No. 7226 Mouser Part No 534-7226	Keystone Electronics	Screws & Fasteners Jack Screw .187 Yellow 4-40 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	392In Stock	$0.789 $0.634 $0.578 $0.472 View $0.416 $0.332 $0.299 $0.279	Min.: 1 Mult.: 1	Screws	Jackscrew	4-40		Steel	Zinc, Yellow Chromate	Hex
Screws & Fasteners JCK POST .25" 7228 Keystone Electronics 1: $0.558 55,816In Stock	Mfr. Part No. 7228 Mouser Part No 534-7228	Keystone Electronics	Screws & Fasteners JCK POST .25" Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	55,816In Stock	$0.558 $0.479 $0.426 $0.345 View $0.292 $0.241 $0.219 $0.212	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	0.25 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW 7228-5 Keystone Electronics 1: $0.558 26,375In Stock	Mfr. Part No. 7228-5 Mouser Part No 534-7228-5	Keystone Electronics	Screws & Fasteners JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	26,375In Stock	$0.558 $0.517 $0.42 $0.356 View $0.294 $0.283	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	0.25 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW .312 7230-5 Keystone Electronics 1: $0.408 85,984In Stock	Mfr. Part No. 7230-5 Mouser Part No 534-7230-5	Keystone Electronics	Screws & Fasteners JACK SCREW .312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	85,984In Stock	$0.408 $0.344 $0.314 $0.257 View $0.22 $0.184 $0.167 $0.156	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	0.312 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW W/HWD.312 7231 Keystone Electronics 1: $0.571 49,843In Stock	Mfr. Part No. 7231 Mouser Part No 534-7231	Keystone Electronics	Screws & Fasteners JACK SCREW W/HWD.312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	49,843In Stock	$0.571 $0.526 $0.43 $0.369 View $0.307 $0.291	Min.: 1 Mult.: 1	Kits	Hex Jackscrew	4-40	0.312 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW W/HWD.312 7231-5 Keystone Electronics 1: $0.585 37,026In Stock	Mfr. Part No. 7231-5 Mouser Part No 534-7231-5	Keystone Electronics	Screws & Fasteners JACK SCREW W/HWD.312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	37,026In Stock	$0.585 $0.537 $0.439 $0.375 View $0.313 $0.286 $0.275	Min.: 1 Mult.: 1	Kits	Hex Jackscrew	4-40	0.312 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW .625 7232-5 Keystone Electronics 1: $1.62 3,756In Stock 6,150Expected 27/11/2026	Mfr. Part No. 7232-5 Mouser Part No 534-7232-5	Keystone Electronics	Screws & Fasteners JACK SCREW .625 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	3,756In Stock 6,150Expected 27/11/2026	$1.62 $1.28 $1.21 $1.09 View $0.963 $0.69 $0.673	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	0.625 in	Steel	Zinc	Hex
Screws & Fasteners .347 JACK SCREW 7237 Keystone Electronics 1: $0.558 14,798In Stock	Mfr. Part No. 7237 Mouser Part No 534-7237	Keystone Electronics	Screws & Fasteners .347 JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	14,798In Stock	$0.558 $0.432 $0.386 $0.344 View $0.291 $0.239 $0.218 $0.208	Min.: 1 Mult.: 1	Screws	Jackscrew	4-40	0.347 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW 7241-5 Keystone Electronics 1: $0.775 9,165In Stock	Mfr. Part No. 7241-5 Mouser Part No 534-7241-5	Keystone Electronics	Screws & Fasteners JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	9,165In Stock	$0.775 $0.589 $0.528 $0.446 View $0.371 $0.35 $0.32 $0.306	Min.: 1 Mult.: 1	Screws	Jackscrew	4-40	4.75 mm	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW KIT 7244-5 Keystone Electronics 1: $0.952 9,594In Stock	Mfr. Part No. 7244-5 Mouser Part No 534-7244-5	Keystone Electronics	Screws & Fasteners JACK SCREW KIT Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	9,594In Stock	$0.952 $0.728 $0.657 $0.558 View $0.503 $0.422 $0.392 $0.384	Min.: 1 Mult.: 1	Kits	Jackscrew	4-40	12.7 mm	Steel	Zinc	Hex
Screws & Fasteners .250 Jack Screw Stainless 7248 Keystone Electronics 1: $1.02 6,937In Stock 7,600Expected 9/11/2026	Mfr. Part No. 7248 Mouser Part No 534-7248	Keystone Electronics	Screws & Fasteners .250 Jack Screw Stainless Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	6,937In Stock 7,600Expected 9/11/2026	$1.02 $0.904 $0.858 $0.768 View $0.646 $0.524 $0.487 $0.392	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	4.75 mm	Stainless Steel		Hex
Screws & Fasteners JACK SCREW STNLESS STEEL .312 7250 Keystone Electronics 1: $1.07 10,687In Stock	Mfr. Part No. 7250 Mouser Part No 534-7250	Keystone Electronics	Screws & Fasteners JACK SCREW STNLESS STEEL .312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	10,687In Stock	$1.07 $0.915 $0.868 $0.777 View $0.654 $0.53 $0.492 $0.40	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	12.7 mm	Stainless Steel		Hex
Screws & Fasteners Hex Jack Screw 0.5 w/hdwr SS 4-40 7255 Keystone Electronics 1: $3.03 874In Stock 2,100Expected 4/1/2027	Mfr. Part No. 7255 Mouser Part No 534-7255	Keystone Electronics	Screws & Fasteners Hex Jack Screw 0.5 w/hdwr SS 4-40 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	874In Stock 2,100Expected 4/1/2027	$3.03 $2.33 $2.08 $1.80 View $1.51 $1.32	Min.: 1 Mult.: 1	Jackscrews	Hex Jack Screw	4-40	12.7 mm	Stainless Steel		Hex
Screws & Fasteners Hex Jack Screw 0.625 w/hdwr SS 4-40 7257 Keystone Electronics 1: $3.69 3,424In Stock	Mfr. Part No. 7257 Mouser Part No 534-7257	Keystone Electronics	Screws & Fasteners Hex Jack Screw 0.625 w/hdwr SS 4-40 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	3,424In Stock	$3.69 $2.82 $2.57 $2.27 View $1.89 $1.78 $1.66 $1.56	Min.: 1 Mult.: 1	Jackscrews	Hex Jack Screw	4-40	15.8 mm	Stainless Steel		Hex
Screws & Fasteners JACK SCREW WITH NYL PATCH STAINLESS 7261 Keystone Electronics 1: $0.68 20,958In Stock 20,700Expected 23/11/2026	Mfr. Part No. 7261 Mouser Part No 534-7261	Keystone Electronics	Screws & Fasteners JACK SCREW WITH NYL PATCH STAINLESS Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	20,958In Stock 20,700Expected 23/11/2026	$0.68 $0.522 $0.468 $0.396 View $0.34 $0.306 $0.28 $0.258	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	6.4 mm	Nylon, Steel	Zinc	Hex
Screws & Fasteners JACK SCREW WITH NYL PATCH STAINLESS 7262 Keystone Electronics 1: $1.69 14,695In Stock 1,850Expected 16/11/2026	Mfr. Part No. 7262 Mouser Part No 534-7262	Keystone Electronics	Screws & Fasteners JACK SCREW WITH NYL PATCH STAINLESS Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	14,695In Stock 1,850Expected 16/11/2026	$1.69 $1.29 $1.18 $1.16 View $0.968 $0.876	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	11.2 mm	Stainless Steel		Hex
Screws & Fasteners JACK SCREW WITH NYL PATCH STEEL 7264 Keystone Electronics 1: $0.734 13,227In Stock	Mfr. Part No. 7264 Mouser Part No 534-7264	Keystone Electronics	Screws & Fasteners JACK SCREW WITH NYL PATCH STEEL Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	13,227In Stock	$0.734 $0.556 $0.498 $0.422 View $0.35 $0.335 $0.299 $0.272	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	13 mm	Nylon, Steel	Zinc
Screws & Fasteners SEMS JACK SCREW 7235 Keystone Electronics 1: $0.639 7,111In Stock 72,600On Order	Mfr. Part No. 7235 Mouser Part No 534-7235	Keystone Electronics	Screws & Fasteners SEMS JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	7,111In Stock 72,600On Order On Order Ship Dates Mfr. No: 7235 Stock: 7,111 Can Dispatch Immediately On Order: 26,600 Expected 28/12/2026 46,000 Expected 4/1/2027 Factory Lead Time: 15 Weeks	$0.639 $0.562 $0.511 $0.419 View $0.358 $0.298 $0.273 $0.261	Min.: 1 Mult.: 1	Screws	Jackscrew	4-40	0.285 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW KIT STAINLESS 7253 Keystone Electronics 1: $2.67 3,277In Stock	Mfr. Part No. 7253 Mouser Part No 534-7253	Keystone Electronics	Screws & Fasteners JACK SCREW KIT STAINLESS Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	3,277In Stock	$2.67 $2.05 $1.85 $1.58 View $1.36 $1.26 $1.16	Min.: 1 Mult.: 1	Kits	Jackscrew			Steel
Screws & Fasteners JK SCR .250" W/HRDWR 7229 Keystone Electronics 1: $0.843 5,076In Stock	Mfr. Part No. 7229 Mouser Part No 534-7229	Keystone Electronics	Screws & Fasteners JK SCR .250" W/HRDWR Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	5,076In Stock	$0.843 $0.649 $0.615 $0.551 View $0.48 $0.408 $0.356	Min.: 1 Mult.: 1	Kits	Hex Jackscrew	4-40	0.25 in	Steel	Zinc	Hex
Screws & Fasteners JK SCREW .25" W/HDWR 7229-5 Keystone Electronics 1: $0.87 4,337In Stock	Mfr. Part No. 7229-5 Mouser Part No 534-7229-5	Keystone Electronics	Screws & Fasteners JK SCREW .25" W/HDWR Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	4,337In Stock	$0.87 $0.74 $0.634 $0.567 View $0.52 $0.473	Min.: 1 Mult.: 1	Kits	Hex Jackscrew	4-40	0.25 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW .312 7230 Keystone Electronics 1: $0.517 10,188In Stock 25,000Expected 23/11/2026	Mfr. Part No. 7230 Mouser Part No 534-7230	Keystone Electronics	Screws & Fasteners JACK SCREW .312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	10,188In Stock 25,000Expected 23/11/2026	$0.517 $0.426 $0.392 $0.318 View $0.269 $0.222 $0.201 $0.196	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	0.312 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW .625 7232 Keystone Electronics 1: $1.62 101In Stock	Mfr. Part No. 7232 Mouser Part No 534-7232	Keystone Electronics	Screws & Fasteners JACK SCREW .625 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	101In Stock	$1.62 $1.28 $1.21 $1.09 View $0.945 $0.794 $0.69 $0.675	Min.: 1 Mult.: 1	Screws	Hex Jackscrew	4-40	0.625 in	Steel	Zinc	Hex
Screws & Fasteners JACK SCREW W/HWD.625 7233 Keystone Electronics 1: $1.80 2,098In Stock 50On Order	Mfr. Part No. 7233 Mouser Part No 534-7233	Keystone Electronics	Screws & Fasteners JACK SCREW W/HWD.625 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	2,098In Stock 50On Order	$1.80 $1.36 $1.26 $1.24 View $0.838 $0.793	Min.: 1 Mult.: 1	Kits	Hex Jackscrew	4-40	0.625 in	Steel	Zinc	Hex

.187 Jack Screws

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.187 Jack Screws

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