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NAS1125-12 Close Tolerance Screw

5305-01-611-2562

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Official Item Classification

Name
Close Tolerance Screw
Part Number
NAS1125-12
(NSN) National Stock Number
5305-01-611-2562
(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
09/10/2012 (14 years ago)

0.375 inches minimum thread length, right-hand thread direction, 1.110 inches minimum and 1.140 inches maximum fastener length, pan head style, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.375 inches minimum

Fastener Length

1.110 inches minimum and 1.140 inches maximum

Head Style

pan

Head Diameter

0.594 inches minimum and 0.615 inches maximum

Head Height

0.203 inches minimum and 0.218 inches maximum

Grip Diameter

0.3110 inches minimum and 0.3120 inches maximum

Internal Drive Style

offset cruciform (torque set)

Nominal Thread Diameter

0.312 inches

Grip Length

0.740 inches minimum and 0.760 inches maximum

Thread Quantity Per Inch

24

Minimum Tensile Strength

160000 pounds per square inch

Surface Finish

32.0 microinches bearing surface of head

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches threads

Material

steel comp 4140 or steel comp e4340 or steel comp 8740 overall

Material Document And Classification

mil-s-5626&jdcmil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 3rd material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416 ty 2, cl 2 fed spec single treatment response overall

Thread Series Designator

unjf

Specification/Standard Data

80205-nas1135 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
NAS1125-12 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-611-2562?
The FSCG of the NSN 5305-01-611-2562 is 5305
Does the NSN 5305-01-611-2562 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-611-2562 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 5305-01-611-2562 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-611-2562 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 5305-01-611-2562 was assigned to the Federal Catalog?
It was assigned 14 years ago, on Mon, Sep 10, 2012