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5305-00-472-5322

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-00-472-5322
(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
06/11/1971 (55 years ago)

3a thread class, 1.198 inches minimum and 1.244 inches maximum fastener length, 0.313 inches minimum and 0.379 inches maximum thread length, flat countersunk head style, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.313 inches minimum and 0.379 inches maximum

Fastener Length

1.198 inches minimum and 1.244 inches maximum

Head Style

flat countersunk

Head Diameter

0.337 inches minimum and 0.387 inches maximum

Grip Diameter

0.1890 inches minimum and 0.1895 inches maximum

Internal Drive Style

offset cruciform (torque set)

Nominal Thread Diameter

0.190 inches

Grip Length

0.865 inches minimum and 0.885 inches maximum

Thread Quantity Per Inch

32

Minimum Tensile Strength

160000 pounds per square inch

Countersink Angle

100.0 degrees nominal

Surface Finish

16.0 microinches threads

Surface Finish

63.0 microinches grip

Material

titanium alloy uns r54520 overall

Material Document And Classification

nas621,comp 6al-4v assn std single material response overall

Thread Series Designator

unf

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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
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VT1040-3-14 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-472-5322?
The FSCG of the NSN 5305-00-472-5322 is 5305
Does the NSN 5305-00-472-5322 have a Schedule B code assigned?
Yes, the Schedule B code is 8109900000
Does NSN 5305-00-472-5322 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 5305-00-472-5322 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-472-5322 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 5305-00-472-5322 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Fri, Jun 11, 1971