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NAS6604D21 Drilled Shank Close Tolerance Bolt, 1/4-28, UNJF, 0.425 in L Thread, 3A

Hardware - Misc
Part # NAS6604D21=28

TECHNICAL INFORMATION
• FAA-STD Approved

SPECIFICATIONS
• Dash Number: 21
• Head Diameter: 0.429 to 0.439 in
• Head Height: 0.125 to 0.14 in
• Head Type: Hexagonal
• Thread Length: 0.425 in
• Thread Size: 1/4-28
• Thread Type: UNJF
• Grip Size: 1.312 in
• Thread Class: 3A
• Thread Direction: Right Hand
• Tensile Strength: 160000 psi
• Locking Mechanism: Non-Locking
• Diameter: 1/4 in
• Length: 1.737 in
• Grade: 4140
• Material: Alloy Steel
• Finish: Cadmium
• Suitable For Use With: Helicopter
• Domestic/Import: Domestic
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NSN
 
Cage Code
2N935 
Country of origin
United States 
ECCN / USML
EAR99 
Schedule B
7318152000 
Dimensions (L x W x H)
6.63 x 4 x .492 IN
Total Shelf Life (days)
No Information
Hazmat Code
Package Weight
.038 LB
FAA Approval Code
ISBN
 
Condition
Color
 
Brand
 
Hazmat(Y/N)
N 
LTL(Y/N)
N 
8130-3 Eligible
No 
Forecasted
Yes

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