5325-01-406-2138

Find complete technical information, availability, and procurement data for: 5325-01-406-2138
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-406-2138

Item Name Code

18421

Assigment Date

12/23/1994 (31 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

flat fillister turnlock stud head style, socket drive type, 0.800 inches nominal grip length, stud shank turnlock stud shank style, 0.750 inches nominal diameter

Product Characteristics

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

Grip Length: 0.800 inches nominal
Diameter: 0.750 inches nominal
Turnlock Stud Shank Style: stud shank
Turnlock Stud Head Style: flat fillister
Drive Type: socket
Stud Thread Size And Series/Type Designator: 0.164-32 unjc
Stud Head Height: 0.0898 inches minimum and 0.0902 inches maximum
Stud Shank Major Diameter: 0.6257 inches minimum and 0.6261 inches maximum
Material: iron alloy 660 stud
Material: steel comp 630 insert
Material: steel corrosion resisting cap
Material: steel corrosion resisting ejector spring
Material Document And Classification: ams 5737 assn std single material response stud
Material Document And Classification: ams5643 assn std single material response insert
Material Document And Classification: qq-s-763 fed spec single material response cap
Surface Treatment: passivate overall

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
8655499-2	Turnlock Fastener Stud

FAQs

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

What is the FSCG of the NSN 5325-01-406-2138?

The FSCG of the NSN 5325-01-406-2138 is 5325

Does the NSN 5325-01-406-2138 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-01-406-2138 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 5325-01-406-2138 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-406-2138 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 5325-01-406-2138 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Dec 23, 1994