MS51957-81

Military Standard Machine Screw

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Description:

Size: 1/4-20 X 3/4, MS51957

* Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Up to qty 1000 ships same day if ordered before 4pm EST

MS51957-81 Price:	buy now $0.43 Each
Quantity: Pre-packaged bag qty: 100 ea
* Sold in increments of 100

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MS51957-81 Datasheet Features and Specification

Thread Qty Per Inch (tpi):

Thread Diameter:

0.250 inches

Thread Direction:

Right-hand

Thread Length:

Between 0.650 inches and 0.750 inches

Thread Class:

Surface Treatment Specification:

Qq-p-35 federal specification single treatment response

Surface Treatment:

Passivate

Material Specification:

66 federal standard all material responses

Material:

Steel

Min. Tensile Strength (psi):

80000 pounds per square inch

Internal Drive Style:

Cross recess type 1

Head Style:

Pan

Head Height:

Between 0.162 inches and 0.175 inches

Head Diameter:

Between 0.473 inches and 0.492 inches

Fastener Length:

0.750 inches

End Application:

Mrap- cougar ambulance

Thread Series Designator:

Unc (coarse thread)

Quick Specs

Thread Qty	20
Thread Series	UNC
Thread Class	2A
Drive Style	Cross
Material	Steel

Additional Information

SKU / Model:	MS5195781
NSN:	5305-00-082-6721
FSC:	Screws / 5305
Product Series:	MS51957
Pack Weight (Approx.)	1.370 lb
Minimum Qty (MOQ):	100
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version MS51957-81_Military-Fasteners-com.pdf

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Inner diameter: 0.219 outer diameter: 0.438", general purpose washer, corrosion resistant steel, MS15795 series washer

MS35649-2254
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thread: 1/4-20, corrosion resistant steel, hex nut, coarse thread, MS35649 series nut

MS51957-30
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Length: 1/2, thread: 6-32, pan head, corrosion resistant steel, coarse thread, MS51957 series screw

More MS51957 machine screws

MS51957-9B

$0.24 Each, Length: 3/4in., black oxide

MS51957-9

$0.23 Each, Length: 3/4in. thread: 2-56 pan head screw corrosion resistant steel coarse thread

MS51957-8B

$0.24 EA, Fastener Length: 5/8in., Thread: 2-56, Thread Length: 5/8in.

MS51957-87

5305-00-071-2093 Machine Screw

MS51957-86

$3.54 EA, Fastener Length: 1-3/4in., Thread: 1/4-20, Thread Length: 1-3/4in.

MS51957-85

$0.42 EA, Fastener Length: 1-1/2in., Thread: 1/4-20, Thread Length: 1-1/2in.

Product Image Gallery

Product code MS51957-81

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Leah S.

Youre team did an excellent job as usual. The sheet metal and grommets arrived in excellent condition and were very well priced which I appreciate. Thanks again. Doug

4.0

Alden F.

My order was a small order of hardware. The order arrived well packaged, in a timely manner via US mail. I continue to receive excellent service from Military Fasteners. Thank You!

4.0

Noah D.

You all are Awesome! I am restoring a 1946 all aluminum camper and have come to you several times for materials needed. Every time I order, I get a quality product at a fair price in a timely manner. I couldn't ask for more.

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Debbie B.

It is very good service. I appreciate Brittany Cornish provide us the parts we ordered.

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