158634-0002

View detailed technical data, stock status, and sourcing information for: 158634-0002
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-767-5997

Item Name Code

18421

Assigment Date

10/07/1972 (53 years ago)

A pinlike item designed to turn within and be held in place by an eyelet, turnlock fastener; ring, retaining; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a lockspring, turnlock fastener or receptacle, turnlock fastener. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

0.360 inches minimum diameter, stud shank turnlock stud shank style, 0.500 inches maximum grip length, ring securing device type, 0.210 inches nominal extension length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Grip Length: 0.500 inches maximum
Diameter: 0.360 inches minimum
Securing Device Type: ring
Turnlock Stud Shank Style: stud shank
Extension Length: 0.210 inches nominal
Turnlock Stud Head Style: flat countersunk
Material Accommodated Thickness: 0.431 inches minimum and 0.500 inches maximum
Drive Type: socket
Stud Thread Size And Series/Type Designator: 0.164-32 unc
Stud Shank Major Diameter: 0.2470 inches minimum and 0.2495 inches maximum
Material: steel comp 4140 or steel comp 8740 overall
Material Document And Classification: mil-s-6049 mil spec 1st material response or mil-s-5626 mil spec 2nd material response overall
Surface Treatment: chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5325-00-004-7339	No Name Available	03/01/1990
5325-01-028-6024	No Name Available	07/01/1979

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
158634-0002	Turnlock Fastener Stud
CA18090-5HS	Turnlock Fastener Stud
CA18121-5HS	Turnlock Fastener Stud
GS520BF5HS	Turnlock Fastener Stud
STBF34K4C5	Turnlock Fastener Stud

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5325-00-767-5997?

The FSCG of the NSN 5325-00-767-5997 is 5325

Does the NSN 5325-00-767-5997 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-767-5997 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 5325-00-767-5997 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-767-5997 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 5325-00-767-5997 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sat, Oct 7, 1972