5310-01-342-7253

Find complete technical information, availability, and procurement data for: 5310-01-342-7253
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-342-7253

Item Name Code

29732

Assigment Date

07/29/1991 (34 years ago)

A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.

3b thread class, 0.580 inches minimum and 0.590 inches maximum washer outside diameter, prevailing torque all metal design locking feature, dry film lubricant lubrication, right-hand thread direction

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.580 inches minimum and 0.590 inches maximum
Lubrication: dry film lubricant
Overall Height: 0.430 inches nominal
Ball Seat Radius: 0.313 inches nominal
Washer Thickness: 0.135 inches minimum and 0.145 inches maximum
End Item Identification: b-1b aircraft
Width Across Flats: 0.367 inches minimum and 0.376 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.3125 inches
Special Features: with matching washer
Material: steel comp 630 washer
Material: steel comp 305 or steel comp 304 nut
Material Document And Classification: ams 5643 assn std single material response washer
Material Document And Classification: ams 5686 assn std 1st material response or ams 5697 assn std 2nd material response or ams 5639 assn std 2nd material response nut
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response 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
BH00629M5M	Single Ball Sea Self-Locking Nut
KFN522DL5DL	Single Ball Sea Self-Locking Nut
KFN671-5	Single Ball Sea Self-Locking Nut
LE114-0036-0005	Single Ball Sea Self-Locking Nut
MN36-5AW	Single Ball Sea Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-342-7253?

The FSCG of the NSN 5310-01-342-7253 is 5310

Does the NSN 5310-01-342-7253 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-342-7253 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 5310-01-342-7253 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-342-7253 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 5310-01-342-7253 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Mon, Jul 29, 1991