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5305-01-431-0600

Externally Relieved Body Screw

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Official Item Classification

Name
Externally Relieved Body Screw
(NSN) National Stock Number
5305-01-431-0600
(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
05/07/1996 (30 years ago)

hexagon head style, right-hand thread direction, 0.500 inches nominal thread length, 0.500 inches nominal fastener length, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.500 inches nominal

Fastener Length

0.500 inches nominal

Head Style

hexagon

Head Height

0.188 inches minimum and 0.203 inches maximum

Width Between Flats

0.492 inches minimum and 0.502 inches maximum

Hole Diameter

0.070 inches minimum and 0.080 inches maximum

First Diameter From Head

0.291 inches minimum and 0.301 inches maximum

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

0.990 inches minimum and 1.010 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.375 inches

Hole Quantity

3

Hole Type

drilled

Thread Quantity Per Inch

24

Hole Configuration Style

hexagon corners

Externally Relieved Body Diameter Quantity

1

Part Name Assigned By Controlling Agency

navy special project

Special Features

m/f nas1802-6d24

Material

iron alloy 660 overall

Material Document And Classification

ams 5731 assn std single material response or ams 5737 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

Thread Series Designator

unjf

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

0001852

Related Hardware Products

Part Number Description
72002-25 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-431-0600?
The FSCG of the NSN 5305-01-431-0600 is 5305
Does the NSN 5305-01-431-0600 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-431-0600 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 5305-01-431-0600 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-431-0600 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 5305-01-431-0600 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Tue, May 7, 1996