HT4057-4-8A

Bolt

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Description:

Fastener Length: 63/64", Thread: 1/4-28, Thread Length: 31/64"

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HT4057-4-8A Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.444 inches minimum and 0.494 inches maximum
Fastener Length:
0.954 inches minimum and 0.984 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.456 inches minimum and 0.508 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
High-torque
Thread Diameter:
0.250 inches
Grip Length:
0.490 inches minimum and 0.510 inches maximum
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Special Features:
Cetyl alcohol lubrication
Material:
Steel comp xm-13 overall
Material Specification:
Ams 5629 assn std single material response overall
Surface Treatment:
Aluminum overall
Surface Treatment Specification:
Mil-c-83488 mil spec single treatment response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 63/64

Additional Information

SKU / Model: HT405748A
NSN: 5305-01-102-5532
FSC: Screws / 5305
Product Series: HT4057
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.23.0000
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
HT4057-4-8A_Military-Fasteners-com.pdf
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Great service good price although very expensive!

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Great product at a good price, fast delivery. Easy install, fired up perfectly right out of the box.

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Small order but all was in stock, sales rep was very friendly and made it a pleasure. Shipped and received quicker than expected.

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MF rocks!!

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