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5305-01-019-5630

Externally Relieved Body Screw

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Official Item Classification

Name
Externally Relieved Body Screw
(NSN) National Stock Number
5305-01-019-5630
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
01852
(FIIG) Federal Item Identification Guide
A003B0
Date
04/17/1976 (50 years ago)

0.303 inches minimum and 0.313 inches maximum thread length, 2a thread class, knurled no. 1 head style, 0.812 inches nominal fastener length, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.303 inches minimum and 0.313 inches maximum

Fastener Length

0.812 inches nominal

Head Style

knurled no. 1

Head Diameter

0.495 inches minimum and 0.505 inches maximum

Head Height

0.546 inches minimum and 0.578 inches maximum

First Diameter From Head

0.170 inches minimum and 0.180 inches maximum

Distance From Largest Bearing Surface Of Head To End Of First Diameter

0.311 inches minimum

Internal Drive Style

slot

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

28

Externally Relieved Body Diameter Quantity

1

Material

steel comp 303 overall

Material Document And Classification

astm a276 assn std 1st material response or astm a582 assn std 2nd material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

mil-f-14072,finish e300 mil spec single treatment response overall

Thread Series Designator

unf

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

0001852

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Frequently Asked Questions

What is the FSCG of the NSN 5305-01-019-5630?
The FSCG of the NSN 5305-01-019-5630 is 5305
Does the NSN 5305-01-019-5630 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-019-5630 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 5305-01-019-5630 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-019-5630 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 5305-01-019-5630 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Sat, Apr 17, 1976