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5305-01-705-4807

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-705-4807
(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
09/21/2022 (4 years ago)

right-hand thread direction, 3a thread class, flat countersunk head style, 0.526 inches minimum and 0.625 inches maximum thread length, 0.625 inches nominal fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.526 inches minimum and 0.625 inches maximum

Fastener Length

0.625 inches nominal

Head Style

flat countersunk

Head Diameter

0.263 inches minimum and 0.307 inches maximum

Head Height

0.097 inches nominal

Internal Drive Style

hexagon

End Item Identification

2320-016763797

Nominal Thread Diameter

0.138 inches

Width Across Flats

0.078125 inches nominal

Thread Quantity Per Inch

32

Countersink Angle

80.0 degrees minimum and 84.0 degrees maximum

Part Name Assigned By Controlling Agency

screw, cap, hex socket, flat countersunk head

Material

steel overall

Material Document And Classification

astm f835,quenched and tempered alloy steel american society for testing and materials (astm) single material response overall

Surface Treatment

dichromate zinc overall

Surface Treatment Document And Classification

astm f1941,zinc coating fe/zn,trivalent chromate,ty sbt national std/spec single treatment response overall

Thread Series Designator

unc

Specification/Standard Data

05047-asme b18.24-2020 professional/industrial association standard

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
AES16U138625DG59B1 Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-705-4807?
The FSCG of the NSN 5305-01-705-4807 is 5305
Does the NSN 5305-01-705-4807 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-705-4807 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 5305-01-705-4807 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-705-4807 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 5305-01-705-4807 was assigned to the Federal Catalog?
It was assigned 4 years ago, on Wed, Sep 21, 2022