NAS1790-4R9

Bolt

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Description:

Fastener Length: 63/64", Thread: 1/4-28, Thread Length: 27/64"

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NAS1790-4R9 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.425 inches nominal
Fastener Length:
0.988 inches nominal
Head Style:
Flat countersunk
Head Diameter:
0.506 inches nominal
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Thread Diameter:
0.250 inches
Grip Length:
0.563 inches nominal
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
Material:
Steel comp 4140 overall
Material Specification:
Mil-s-5626 mil spec all material responses overall
Surface Treatment:
Cadmium overall
Surface Treatment Specification:
Qq-p-416, type2, class 2 fed 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: NAS17904R9
NSN: 5306-01-504-0170
FSC: Bolts / 5306
Product Series: NAS1790
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 50 EA
Schedule B: 7318.15.8085
ECCN: EAR99
Download PDF Version
NAS1790-4R9_Military-Fasteners-com.pdf
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NAS1790-5R11D

Fastener Length: 25/64", Hole Diameter: 5/64", Thread: 5/16-28, Thread Length: 15/32"

NAS1790-4R8

Fastener Length: 11/16", Hole Diameter: 5/64", Thread: 1/4-28, Thread Length: 27/64"

NAS1790-4R7

Fastener Length: 11/16in., Hole Diameter: 5/64in., Thread: 1/4-28, Thread Length: 27/64in.

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