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5305-01-151-6101

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-151-6101
(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
04/20/1983 (43 years ago)

flat countersunk head style, right-hand thread direction, 0.569 inches minimum and 0.619 inches maximum thread length, 3a thread class, 3.204 inches minimum and 3.234 inches maximum fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.569 inches minimum and 0.619 inches maximum

Fastener Length

3.204 inches minimum and 3.234 inches maximum

Head Style

flat countersunk

Head Diameter

0.717 inches minimum and 0.760 inches maximum

Grip Diameter

0.3735 inches minimum and 0.3745 inches maximum

Internal Drive Style

high-torque

Nominal Thread Diameter

0.375 inches

Grip Length

2.615 inches minimum and 2.635 inches maximum

Thread Quantity Per Inch

24

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

36.0 rockwell c minimum and 40.0 rockwell c maximum overall

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches threads

Material

steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416 type 2 class 2 fed spec single treatment 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
NAS1580A6H42 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-151-6101?
The FSCG of the NSN 5305-01-151-6101 is 5305
Does the NSN 5305-01-151-6101 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-151-6101 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 5305-01-151-6101 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-151-6101 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 5305-01-151-6101 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Wed, Apr 20, 1983