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218732 Socket Head Cap Screw

5305-01-020-8808

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Official Item Classification

Name
Socket Head Cap Screw
Part Number
218732
(NSN) National Stock Number
5305-01-020-8808
(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
05/07/1976 (50 years ago)

0.380 inches minimum and 0.440 inches maximum thread length, 0.440 inches nominal fastener length, 2a thread class, flat chamfer head style, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.380 inches minimum and 0.440 inches maximum

Fastener Length

0.440 inches nominal

Head Style

flat chamfer

Head Diameter

0.280 inches nominal

Head Height

0.164 inches nominal

Hole Diameter

0.046 inches nominal

Internal Drive Style

hexagon

Nominal Thread Diameter

0.164 inches

Width Across Flats

0.141 inches nominal

Hole Quantity

6

Hole Type

drilled

Thread Quantity Per Inch

32

Hardness Rating

25.0 rockwell c minimum and 31.0 rockwell c maximum overall

Hole Configuration Style

round internal hexagon

Material

steel comp 410 overall

Material Document And Classification

ams 5613 assn std single material response overall

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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
218732 Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-020-8808?
The FSCG of the NSN 5305-01-020-8808 is 5305
Does the NSN 5305-01-020-8808 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-020-8808 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 5305-01-020-8808 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-020-8808 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 5305-01-020-8808 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Fri, May 7, 1976