NAS1221R4E5

Bolt

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Description:

Fastener Length: 3/4", Thread: 1/4-28, Thread Length: 27/64"

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NAS1221R4E5 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.425 inches nominal
Fastener Length:
0.723 inches minimum and 0.753 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.461 inches minimum and 0.507 inches maximum
Internal Drive Style:
Torque-set ribbed
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency:
Bolt 100 degrees flush head
Screw Material:
Iron alloy 660
Screw Surface Treatment:
Passivate
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 3/4

Additional Information

SKU / Model: NAS1221R4E5
NSN: 5305-01-592-8961
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 096640, Screws, Iron Or Steel
Download PDF Version
NAS1221R4E5_Military-Fasteners-com.pdf
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Alternator was in stock, shipped same day, arrived quickly (even though I chose standard shipping during the height of the Christmas rush), packed well and at a good price. Well done, Military Fasteners, well done!

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