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MS51849-37C Machine Screw

5305-01-357-7921

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Official Item Classification

Name
Machine Screw
Part Number
MS51849-37C
(NSN) National Stock Number
5305-01-357-7921
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
06657
(FIIG) Federal Item Identification Guide
A500D0
Date
04/30/1992 (34 years ago)

0.788 inches minimum and 0.880 inches maximum thread length, right-hand thread direction, 0.850 inches minimum and 0.880 inches maximum fastener length, 2a thread class, hexagon head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.788 inches minimum and 0.880 inches maximum

Fastener Length

0.850 inches minimum and 0.880 inches maximum

Head Style

hexagon

Head Height

0.080 inches minimum and 0.093 inches maximum

Width Between Flats

0.244 inches minimum and 0.250 inches maximum

Internal Drive Style

slot

Nominal Thread Diameter

0.138 inches

Thread Quantity Per Inch

32

Minimum Tensile Strength

60000 pounds per square inch

Screw Material

steel comp 301 or steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 302b or steel comp 303cu or steel comp 309 or steel comp 310 or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385

Screw Surface Treatment

passivate

Screw Surface Treatment Document And Classification

astm a380 assn std single treatment response

Thread Series Designator

unc

Nondefinitive Spec/Std Data

1 type and 10 style

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

0006657

Related Hardware Products

Part Number Description
FF-S-92 TYPE 1 STYLE10S Machine Screw
MS51849-37C Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-357-7921?
The FSCG of the NSN 5305-01-357-7921 is 5305
Does the NSN 5305-01-357-7921 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-357-7921 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 5305-01-357-7921 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-357-7921 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 5305-01-357-7921 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Thu, Apr 30, 1992