5307-00-149-9579

Recessed and Stepped Stud

Find complete technical information, availability, and procurement data for NSN 5307-00-149-9579 All details are based on official government and industry records to support accurate and compliant procurement.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-00-149-9579

Item Name Code

15943

Assigment Date

01/01/1963 (63 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The unthreaded section must have more than one diameter, none of which may be larger than the maximum major diameter of the larger thread. It may be thread relieved. Excludes:items with tapered threads.

right-hand stud thread thread direction, 0.510 inches minimum and 0.570 inches maximum nut thread thread length, +0.2847 to 0.2857 inches stud thread thread pitch diameters, right-hand nut thread thread direction, 3a nut thread thread class

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Thread Class: 3a nut thread
Thread Pitch Diameters: +0.2847 to 0.2857 inches stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.510 inches minimum and 0.570 inches maximum nut thread
Thread Length: 0.580 inches minimum and 0.620 inches maximum stud thread
Overall Length: 2.430 inches minimum and 2.470 inches maximum
Length Of Recessed Portion Of Shank: 0.630 inches minimum and 0.740 inches maximum
Diameter Of Recessed Portion Of Shank: 0.180 inches minimum and 0.184 inches maximum
Distance Across Flats: 0.200 inches nominal
Thread Quantity Per Inch: 18 stud thread
Thread Quantity Per Inch: 28 nut thread
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Nominal Thread Size: 0.250 inches nut thread
Nominal Thread Size: 0.312 inches stud thread
Part Name Assigned By Controlling Agency: navy special project
Special Features: stud end thread 0.003 in. oversize
Material: steel comp 8735 or steel comp 4140
Material Document And Classification: ams 6320 assn std 1st material response or ams 6382 assn std 2nd material response
Style Designator: recessed and stepped
Thread Series Designator: uns stud thread

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number	Name
2136H185	Recessed and Stepped Stud

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
Automatic Data Processing Point
Demilitarization
Criticality
Federal Item Identification Guide
Precious Metals Indicator
Pseudo Item Name Code
Hazardous Material Indicator

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
National Motor Freight Classification Item Number
National Motor Freight Classification Sub-Item Number
Uniform Freight Classification Item Number
National Motor Freight Class Rating
Water Commodity
Type of Cargo
Special Hand
Air Dimension
Air Commodity
National Motor Freight Description

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 5307-00-149-9579

What is the FSCG of the NSN 5307-00-149-9579?

The FSCG of the NSN 5307-00-149-9579 is 5307

Does NSN 5307-00-149-9579 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 5307-00-149-9579 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-00-149-9579 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 5307-00-149-9579 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963