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5305-01-683-7492

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-683-7492
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
29294
(FIIG) Federal Item Identification Guide
A003B0
Date
10/04/2019 (7 years ago)

0.338 inches minimum and 0.388 inches maximum thread length, 1.473 inches minimum and 1.503 inches maximum fastener length, right-hand thread direction, flat countersunk head style, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.338 inches minimum and 0.388 inches maximum

Fastener Length

1.473 inches minimum and 1.503 inches maximum

Head Style

flat countersunk

Head Diameter

0.339 inches minimum and 0.381 inches maximum

Grip Diameter

0.2046 inches minimum and 0.2051 inches maximum

Internal Drive Style

offset cruciform (torque set)

Nominal Thread Diameter

0.190 inches

Grip Length

0.678 inches minimum and 0.698 inches maximum

Thread Quantity Per Inch

32

Minimum Tensile Strength

160000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches threads

Material

titanium alloy overall

Material Document And Classification

ams4928 assn std single material response or ams4967 assn std single material response overall

Thread Series Designator

unjf

Specification/Standard Data

80205-nas1580 professional/industrial association standard

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

0029294

Related Hardware Products

Part Number Description
NAS1580V3R18X Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-683-7492?
The FSCG of the NSN 5305-01-683-7492 is 5305
Does the NSN 5305-01-683-7492 have a Schedule B code assigned?
Yes, the Schedule B code is 8108908000
Does NSN 5305-01-683-7492 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 5305-01-683-7492 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-683-7492 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 5305-01-683-7492 was assigned to the Federal Catalog?
It was assigned 7 years ago, on Fri, Oct 4, 2019