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5305-01-537-1964

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-537-1964
(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
01/30/2006 (20 years ago)

right-hand thread direction, flat countersunk head style, 3a thread class, 1.334 inches minimum and 1.354 inches maximum fastener length, 0.469 inches nominal thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.469 inches nominal

Fastener Length

1.334 inches minimum and 1.354 inches maximum

Head Style

flat countersunk

Head Diameter

0.574 inches nominal

Grip Diameter

0.310 inches minimum and 0.311 inches maximum

Internal Drive Style

high-torque

End Item Identification

b-1b acft secbm

Nominal Thread Diameter

0.312 inches

Grip Length

0.865 inches minimum and 0.885 inches maximum

Thread Quantity Per Inch

24

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Part Name Assigned By Controlling Agency

bolt, 100 deg head, dovetail recess

Material

nickel alloy 718 overall

Surface Treatment

cadmium 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
BACB30WP Close Tolerance Screw
BACB30WP5P14R Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-537-1964?
The FSCG of the NSN 5305-01-537-1964 is 5305
Does the NSN 5305-01-537-1964 have a Schedule B code assigned?
Yes, the Schedule B code is 7508900000
Does NSN 5305-01-537-1964 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 5305-01-537-1964 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-537-1964 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 5305-01-537-1964 was assigned to the Federal Catalog?
It was assigned 20 years ago, on Mon, Jan 30, 2006