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321-305 Hexagon Head Cap Screw

5305-01-656-5183

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Official Item Classification

Name
Hexagon Head Cap Screw
Part Number
321-305
(NSN) National Stock Number
5305-01-656-5183
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
18257
(FIIG) Federal Item Identification Guide
A003B0
Date
07/06/2016 (10 years ago)

right-hand thread direction, 1.125 inches nominal thread diameter, hexagon head style, 4.00 inches nominal fastener length, kc-46a se end item identification

Specs & Compatibility

Thread Direction

right-hand

Fastener Length

4.00 inches nominal

Head Style

hexagon

End Item Identification

kc-46a se

Nominal Thread Diameter

1.125 inches

Thread Quantity Per Inch

7

Part Name Assigned By Controlling Agency

hhcs

Material

steel property class 8.8 overall

Thread Series Designator

unc

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

0018257

Related Hardware Products

Part Number Description
321-305 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-656-5183?
The FSCG of the NSN 5305-01-656-5183 is 5305
Does the NSN 5305-01-656-5183 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-656-5183 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 5305-01-656-5183 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-656-5183 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 5305-01-656-5183 was assigned to the Federal Catalog?
It was assigned 10 years ago, on Wed, Jul 6, 2016