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5305-01-378-8737

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-01-378-8737
(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
08/23/1993 (33 years ago)

0.688 inches nominal thread length, 3a thread class, 0.750 inches nominal fastener length, hexagon head style, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.688 inches nominal

Fastener Length

0.750 inches nominal

Head Style

hexagon

Head Height

0.105 inches minimum and 0.120 inches maximum

Width Between Flats

0.305 inches minimum and 0.314 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

32

Screw Material

steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s 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

qq-p-35 fed spec single treatment response

Special Features

keyway

Thread Series Designator

unf

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
3D0172-3-2-12 Machine Screw
CA21088-10-2-12 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-378-8737?
The FSCG of the NSN 5305-01-378-8737 is 5305
Does the NSN 5305-01-378-8737 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-378-8737 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 5305-01-378-8737 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-378-8737 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 5305-01-378-8737 was assigned to the Federal Catalog?
It was assigned 33 years ago, on Mon, Aug 23, 1993