5310-00-420-5990

Find complete technical information, availability, and procurement data for: 5310-00-420-5990
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-420-5990

Item Name Code

05277

Assigment Date

03/07/1969 (57 years ago)

3b thread class, prevailing torque all metal design locking feature, right-hand thread direction, hexagon nut style, 0.203 inches minimum and 0.219 inches maximum 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
Nut Style: hexagon
Nut Height: 0.203 inches minimum and 0.219 inches maximum
Width Across Flats: 0.428 inches minimum and 0.440 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered
Part Name Assigned By Controlling Agency: navy special project
Special Features: 2 drilled holes 0.046 in. dia 180 deg apart thru hex points
Material: steel 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
65652-11171-101	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-420-5990?

The FSCG of the NSN 5310-00-420-5990 is 5310

Does the NSN 5310-00-420-5990 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-420-5990 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 5310-00-420-5990 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-420-5990 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 5310-00-420-5990 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Mar 7, 1969