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5305-00-207-4780

Externally Relieved Body Screw

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Official Item Classification

Name
Externally Relieved Body Screw
(NSN) National Stock Number
5305-00-207-4780
(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
01/01/1963 (63 years ago)

1.155 inches minimum and 1.165 inches maximum fastener length, flat chamfer head style, right-hand thread direction, 1.066 inches minimum thread length, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

1.066 inches minimum

Fastener Length

1.155 inches minimum and 1.165 inches maximum

Head Style

flat chamfer

Head Diameter

0.297 inches minimum and 0.328 inches maximum

Head Height

0.179 inches minimum and 0.251 inches maximum

First Diameter From Head

0.099 inches minimum and 0.104 inches maximum

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

0.094 inches nominal

Internal Drive Style

slot

Nominal Thread Diameter

0.138 inches

Thread Quantity Per Inch

40

Externally Relieved Body Diameter Quantity

1

Material

copper alloy 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.

Source of Supply Code

S9I

Pseudo Item Name Code

0001852

Related Hardware Products

Part Number Description
K7002556 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-207-4780?
The FSCG of the NSN 5305-00-207-4780 is 5305
Does the NSN 5305-00-207-4780 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-207-4780 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 5305-00-207-4780 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-207-4780 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 5305-00-207-4780 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963