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5305-01-189-7455

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-189-7455
(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
09/20/1984 (42 years ago)

0.698 inches minimum and 0.728 inches maximum fastener length, oval countersunk head style, right-hand thread direction, 3a thread class, 0.313 inches minimum and 0.363 inches maximum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.313 inches minimum and 0.363 inches maximum

Fastener Length

0.698 inches minimum and 0.728 inches maximum

Head Style

oval countersunk

Head Diameter

0.297 inches minimum and 0.302 inches maximum

Grip Diameter

0.1885 inches minimum and 0.1895 inches maximum

Internal Drive Style

offset cruciform (torque set)

Nominal Thread Diameter

0.190 inches

Grip Length

0.365 inches minimum and 0.385 inches maximum

Thread Quantity Per Inch

32

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches threads

Special Features

internal drive ribbed

Material

titanium alloy overall

Material Document And Classification

ams 4967,comp 6al-4v assn std single material response overall

Thread Series Designator

unjf

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

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Frequently Asked Questions

What is the FSCG of the NSN 5305-01-189-7455?
The FSCG of the NSN 5305-01-189-7455 is 5305
Does the NSN 5305-01-189-7455 have a Schedule B code assigned?
Yes, the Schedule B code is 8109900000
Does NSN 5305-01-189-7455 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 5305-01-189-7455 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-189-7455 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 5305-01-189-7455 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Thu, Sep 20, 1984