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836992 Externally Relieved Body Screw

5305-00-637-8853

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Official Item Classification

Name
Externally Relieved Body Screw
Part Number
836992
(NSN) National Stock Number
5305-00-637-8853
(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)

2a thread class, 0.609 inches minimum and 0.641 inches maximum fastener length, 0.250 inches minimum thread length, right-hand thread direction, fillister head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.250 inches minimum

Fastener Length

0.609 inches minimum and 0.641 inches maximum

Head Style

fillister

Head Diameter

0.275 inches minimum and 0.290 inches maximum

Head Height

0.039 inches minimum and 0.057 inches maximum

First Diameter From Head

0.078 inches minimum and 0.109 inches maximum

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

0.359 inches minimum and 0.391 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 comp 303 overall

Material Document And Classification

qq-s-763 fed spec single material response overall

Surface Treatment

passivate overall

Thread Series Designator

unc

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

Related Hardware Products

Part Number Description
836992 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-637-8853?
The FSCG of the NSN 5305-00-637-8853 is 5305
Does the NSN 5305-00-637-8853 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-637-8853 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 5305-00-637-8853 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-637-8853 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 5305-00-637-8853 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963