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5305-01-345-8395

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-345-8395
(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
09/24/1991 (35 years ago)

3a thread class, flat countersunk head style, right-hand thread direction, 0.892 inches minimum and 0.922 inches maximum fastener length, 0.398 inches minimum and 0.469 inches maximum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.398 inches minimum and 0.469 inches maximum

Fastener Length

0.892 inches minimum and 0.922 inches maximum

Head Style

flat countersunk

Head Diameter

0.497 inches minimum and 0.507 inches maximum

Grip Diameter

0.2490 inches minimum and 0.2495 inches maximum

Shank Unthreaded Hole Diameter

0.076 inches minimum and 0.081 inches maximum threads

Internal Drive Style

high-torque

Nominal Thread Diameter

0.250 inches

Grip Length

0.423 inches minimum and 0.453 inches maximum

Thread Quantity Per Inch

28

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Distance From Head Largest Bearing Surface To Shank Hole Center

0.781 inches nominal threads

Special Features

0.138-32unjc-3b threaded hole, 0.300 in. min and 0.345in max depth from top of head, counterbore 0.145 in. min and 0.150 in. max by 0.055 in. min and 0.065 in. max depth; port 0.060 in. by 0.120 in.

Material

titanium alloy uns r56400 overall

Material Document And Classification

ams 4928 assn std single material response or ams-4967 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

Related Hardware Products

Part Number Description
11839V4-7-24 Close Tolerance Screw
3M1034V4-7-24 Close Tolerance Screw
HT4075V4-7-24 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-345-8395?
The FSCG of the NSN 5305-01-345-8395 is 5305
Does the NSN 5305-01-345-8395 have a Schedule B code assigned?
Yes, the Schedule B code is 8109900000
Does NSN 5305-01-345-8395 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 5305-01-345-8395 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-345-8395 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 5305-01-345-8395 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Tue, Sep 24, 1991