MS51957-79B

Military Standard Machine Screw

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Description:

Fastener Length: 1/2", Thread: 1/4-20, Thread Length: 1/2", black oxide

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Add to Cart Up to qty 450 ships same day if ordered before 4pm EST

MS51957-79B Price:	buy now $1.06 Each
Quantity: Pre-packaged bag qty: 25 ea
* Sold in increments of 25

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MS51957-79B Datasheet Features and Specification

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.368 inches minimum and 0.500 inches maximum

Fastener Length:

0.468 inches minimum and 0.500 inches maximum

Head Style:

Pan

Head Diameter:

0.437 inches minimum and 0.492 inches maximum

Head Height:

0.162 inches minimum and 0.175 inches maximum

Internal Drive Style:

Cross recess type 1

Thread Diameter:

0.250 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

80000 pounds per square inch

Screw Material:

Steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385

Screw Surface Treatment:

Oxide

Screw Surface Treatment Specification:

Mil-c-13924,cl 4 mil spec single treatment response

Thread Series Designator:

Unc

Nondefinitive Specification/std Data:

3 type and 9c style

Quick Specs

Thread Size	1/4
Thread Qty	20
Material	Steel
Length	1/2

Additional Information

SKU / Model:	MS5195779B
NSN:	5305-01-015-0655
FSC:	Screws / 5305
Product Series:	MS51957
Pack Weight (Approx.)	0.000 lb
Minimum Qty (MOQ):	25
Schedule B:	7318.15.6080
ECCN:	9A991
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version MS51957-79B_Military-Fasteners-com.pdf

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MS51957-86

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Product code MS51957-79B

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Kevin L.

Great supplier, great products, great prices. Trisha Hawkins hooked us up with the bolts we needed in a very efficient and friendly manner.

5.0

Jim C.

Brittany was attentive to our needs. We had to source some other products you didn't have elsewhere. We would have preferred to place an order a one place. Will come back and order another time.

5.0

Tim C.

Excellent customer service. One of my orders was damaged in shipping and they replaced it immediately. Thank you for the support.

5.0

Alice B.

Props to my saleslady (whose name I have sadly forgotten) for her can do attitude. Fast and efficient yet friendly and thorough. The items arrived nicely padded with brown paper. Im so happy youve stopped using those hard-to-dispose-of styrofoam peanuts. Fast to ship reasonable prices. Just excellent all around!

4.0