5310-01-034-2778

Find complete technical information, availability, and procurement data for: 5310-01-034-2778
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-034-2778

Item Name Code

15933

Assigment Date

01/22/1977 (49 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

0.500 inches nominal overall height, 2.000 inches nominal outside diameter, 0.125 inches nominal recess depth, 1.438 inches nominal recess diameter, 0.891 inches nominal hole diameter

Product Characteristics

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

Hole Diameter: 0.891 inches nominal
Outside Diameter: 2.000 inches nominal
Overall Height: 0.500 inches nominal
Recess Diameter: 1.438 inches nominal
Recess Depth: 0.125 inches nominal
Special Features: 40 deg chamfer outside edge
Style Designator: recessed

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
A028-13N0-01-301	Recessed Washer
D13N0-99-004PC13	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-034-2778?

The FSCG of the NSN 5310-01-034-2778 is 5310

Does NSN 5310-01-034-2778 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 5310-01-034-2778 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-034-2778 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 5310-01-034-2778 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Jan 22, 1977