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5305-01-659-5474

Hexagon Head Cap Screw

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Official Item Classification

Name
Hexagon Head Cap Screw
(NSN) National Stock Number
5305-01-659-5474
(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
12/02/2016 (9 years ago)

19.58 millimeters minimum and 20.42 millimeters maximum fastener length, double hexagon extended washer head style, 11.73 millimeters minimum and 12.00 millimeters maximum head height, right-hand thread direction, 19.58 millimeters minimum and 20.42 millimeters maximum thread length

Specs & Compatibility

Thread Direction

right-hand

Thread Length

19.58 millimeters minimum and 20.42 millimeters maximum

Fastener Length

19.58 millimeters minimum and 20.42 millimeters maximum

Head Style

double hexagon extended washer

Head Height

11.73 millimeters minimum and 12.00 millimeters maximum

Width Between Flats

11.73 millimeters minimum and 12.00 millimeters maximum

Extended Washer Diameter

17.67 millimeters minimum and 18.27 millimeters maximum

Extended Washer Thickness

5.03 millimeters minimum and 5.40 millimeters maximum

End Item Identification

2320-01-652-5246

Nominal Thread Diameter

12.00 millimeters

Thread Pitch In Millimeters

1.25

Part Name Assigned By Controlling Agency

scr,cap,12p, m12, tab c12, 9 zp

Material

steel property class 12.9 overall

Material Document And Classification

iso898-1 assn std single material response overall

Surface Treatment Document And Classification

f-100,pl20,type v assn std single treatment response overall

Thread Series Designator

m

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
12601961 Hexagon Head Cap Screw
12601961-001 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-659-5474?
The FSCG of the NSN 5305-01-659-5474 is 5305
Does the NSN 5305-01-659-5474 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-659-5474 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 5305-01-659-5474 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-659-5474 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 5305-01-659-5474 was assigned to the Federal Catalog?
It was assigned 9 years ago, on Fri, Dec 2, 2016