29725-033

View detailed technical data, stock status, and sourcing information for: 29725-033
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-575-5329

Item Name Code

05277

Assigment Date

01/26/1968 (58 years ago)

2b thread class, prevailing torque with nonmetallic insert locking feature, right-hand thread direction, hexagon nut style, dry film lubricant lubrication

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Lubrication: dry film lubricant
Nut Style: hexagon
Nut Height: 0.438 inches minimum and 0.468 inches maximum
End Item Identification: mrap buffalo mk2a2
Width Across Flats: 0.616 inches minimum and 0.627 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 14
Nominal Thread Size: 0.438 inches
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: plastic polyamide (nylon) locking insert
Material: steel nut
Material Document And Classification: sae j995, gr 5 assn std single material response nut
Surface Treatment: cadmium and chromate overall except insert
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall except insert

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-254-1315	No Name Available	02/01/1989

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
29725-033	Hexagon Self-Locking Nut
5310005755329	Hexagon Self-Locking Nut
M45913/1-7CG5C	Hexagon Self-Locking Nut
MS51922-25	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-575-5329?

The FSCG of the NSN 5310-00-575-5329 is 5310

Does the NSN 5310-00-575-5329 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-575-5329 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 5310-00-575-5329 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-575-5329 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 5310-00-575-5329 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Jan 26, 1968