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5305-01-120-0057

Externally Relieved Body Screw

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Official Item Classification

Name
Externally Relieved Body Screw
(NSN) National Stock Number
5305-01-120-0057
(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
10/08/1981 (44 years ago)

0.453 inches nominal thread length, right-hand thread direction, 2a thread class, pan head style, 1.215 inches minimum and 1.235 inches maximum fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.453 inches nominal

Fastener Length

1.215 inches minimum and 1.235 inches maximum

Head Style

pan

Head Diameter

0.256 inches minimum and 0.270 inches maximum

Head Height

0.087 inches minimum and 0.097 inches maximum

First Diameter From Head

0.087 inches nominal

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

0.693 inches minimum and 0.713 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.138 inches

Thread Quantity Per Inch

32

Externally Relieved Body Diameter Quantity

1

Material

steel corrosion resisting overall

Surface Treatment

passivate overall

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
N

The item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).

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

B64

Pseudo Item Name Code

0001852

Related Hardware Products

Part Number Description
9073712-2 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-120-0057?
The FSCG of the NSN 5305-01-120-0057 is 5305
Does the NSN 5305-01-120-0057 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-120-0057 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 5305-01-120-0057 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-120-0057 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 5305-01-120-0057 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Thu, Oct 8, 1981