MS51957-78

Military Standard Machine Screw

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Description:

Length: 7/16", Thread: 1/4-20, Thread Length: 7/16", MS51957 series screw

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MS51957-78
MS51957-78
MS51957-78
MS51957-78
MS51957-78
MS51957-78
Add to Cart Up to qty 450 ships same day if ordered before 4pm EST
MS51957-78 Price:
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$0.73 Each
Quantity:
Pre-packaged bag qty: 50 ea
* Sold in increments of 50
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MS51957-78 Datasheet Features and Specification

Fastener Length:
Between 0.407 inches and 0.438 inches
Head Diameter:
Between 0.473 inches and 0.492 inches
Head Height:
Between 0.162 inches and 0.175 inches
Head Style:
Pan
Internal Drive Style:
Cross recess type 1
Min. Tensile Strength (psi):
80000 pounds per square inch
Thread Diameter:
0.250 inches
Screw Material:
Stainless steel
Screw Material Specification:
66 federal standard single material response
Screw Surface Treatment:
Passivate
Screw Surface Treatment Specification:
Qq-p-35 federal specification single treatment response
Thread Class:
2a
Thread Direction:
Right-hand
Thread Length:
Between 0.307 inches and 0.438 inches
Thread Qty Per Inch (tpi):
20
Thread Series Designator:
Unc (coarse thread)
Quick Specs
Thread Size 1/4
Thread Qty 20
Thread Series UNC
Thread Class 2A
Material Stainless Steel
Length 7/16

Additional Information

SKU / Model: MS5195778
NSN: 5305-00-071-1314
FSC: Screws / 5305
Product Series: MS51957
Pack Weight (Approx.) 0.527 lb
Minimum Qty (MOQ): 50
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS51957-78_Military-Fasteners-com.pdf
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More MS51957 machine screws

MS51957-9B

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

MS51957-9

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 MS51957-78
MS51957-78
MS51957-78
MS51957-78
MS51957-78
MS51957-78
MS51957-78

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jeremy was a pleasure to work with, informative and knowledgeable about the products. helped me with what i needed to know and how to order it. great customer service.

5.0

Ramona was awesome when it came to helping me source some hard to get and not commonly used fasteners for a special project we are working on. Thanks Ramona!

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You did great. Ordering on line was easy and the service was very efficient. Received my items within 4 days.

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