5310-00-550-3397

Find complete technical information, availability, and procurement data for: 5310-00-550-3397
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-550-3397

Item Name Code

05277

Assigment Date

01/01/1963 (63 years ago)

hexagon nut style, prevailing torque all metal design or prevailing torque with nonmetallic insert locking feature, right-hand thread direction, 3b thread class, 0.312 inches nominal nut height

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 or prevailing torque with nonmetallic insert
Nut Style: hexagon
Nut Height: 0.312 inches nominal
Width Across Flats: 0.438 inches nominal
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Bearing Surface Type: flat
Material: steel overall
Surface Treatment: cadmium or zinc 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
173S1	Hexagon Self-Locking Nut
208-15	Hexagon Self-Locking Nut
459-9	Hexagon Self-Locking Nut
AN365-420	Hexagon Self-Locking Nut
X6S420	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-550-3397?

The FSCG of the NSN 5310-00-550-3397 is 5310

Does the NSN 5310-00-550-3397 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-550-3397 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 5310-00-550-3397 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-550-3397 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 5310-00-550-3397 was assigned to the Federal Catalog?

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