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5305-01-175-6938

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-175-6938
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
16282
(FIIG) Federal Item Identification Guide
A003B0
Date
04/04/1984 (42 years ago)

flat countersunk head style, 0.477 inches minimum and 0.636 inches maximum thread length, right-hand thread direction, 3a thread class, 1.047 inches minimum and 1.067 inches maximum fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.477 inches minimum and 0.636 inches maximum

Fastener Length

1.047 inches minimum and 1.067 inches maximum

Head Style

flat countersunk

Head Diameter

0.360 inches minimum and 0.404 inches maximum

Internal Drive Style

hexagon

End Item Identification

cruise missile

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.1562 inches minimum and 0.1587 inches maximum

Thread Quantity Per Inch

28

Minimum Tensile Strength

160000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Surface Finish

32.0 microinches grip

Special Features

three slots 0.040 in. wide by 0.029 in. deep along the longitudinal axis and 120 degrees apart; thread to be double lead

Material

iron alloy 660 overall

Material Document And Classification

ams5737 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

Thread Series Designator

unf

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0016282

Related Hardware Products

Part Number Description
BACF34L4BS6HS Socket Head Cap Screw
CA21189-4-6HS Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-175-6938?
The FSCG of the NSN 5305-01-175-6938 is 5305
Does the NSN 5305-01-175-6938 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-175-6938 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-175-6938 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-175-6938 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-175-6938 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Wed, Apr 4, 1984