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5305-01-407-7252

Externally Relieved Body Screw

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Official Item Classification

Name
Externally Relieved Body Screw
(NSN) National Stock Number
5305-01-407-7252
(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
02/03/1995 (31 years ago)

right-hand thread direction, 3a thread class, 0.800 inches nominal fastener length, flat chamfer head style, 0.250 inches nominal thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.250 inches nominal

Fastener Length

0.800 inches nominal

Head Style

flat chamfer

Head Diameter

0.262 inches minimum and 0.270 inches maximum

Head Height

0.159 inches minimum and 0.164 inches maximum

First Diameter From Head

0.115 inches nominal

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

0.550 inches nominal

Internal Drive Style

hexagon

Nominal Thread Diameter

0.164 inches

Width Across Flats

0.140 inches minimum and 0.142 inches maximum

Thread Quantity Per Inch

32

Externally Relieved Body Diameter Quantity

1

Special Features

m/f ms16995-29; threaded portion under head 0.050 lg

Material

steel comp 384 or steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp xm-7 overall

Material Document And Classification

66 fed std all material responses overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response 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

0001852

Related Hardware Products

Part Number Description
7542711 Externally Relieved Body Screw
7542711P0001 Externally Relieved Body Screw
7542711P1 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-407-7252?
The FSCG of the NSN 5305-01-407-7252 is 5305
Does the NSN 5305-01-407-7252 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-407-7252 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 5305-01-407-7252 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-407-7252 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 5305-01-407-7252 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Fri, Feb 3, 1995