93-05-0375

View detailed technical data, stock status, and sourcing information for: 93-05-0375
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-508-8445

Item Name Code

01857

Assigment Date

06/04/2003 (23 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.

0.310 inches minimum and 0.346 inches maximum nut height, 2b thread class, right-hand thread direction, hexagon nut style, 0.606 inches minimum and 0.625 inches maximum width across flats

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
Nut Style: hexagon
Nut Height: 0.310 inches minimum and 0.346 inches maximum
Width Across Flats: 0.606 inches minimum and 0.625 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.375 inches
Hole Configuration Style: configuration a
Bearing Surface Type: chamfered
Special Features: hatch cover locking ring type, spring & latch details
Material: nickel alloy 400 overall
Material Document And Classification: qq-n-281, class b, type iii, sty a fed spec 1st material response and mil-b-857 mil spec 2nd material 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
2141715-27	Hexagon Plain Nut
93-05-0375	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-508-8445?

The FSCG of the NSN 5310-01-508-8445 is 5310

Does the NSN 5310-01-508-8445 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-508-8445 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 5310-01-508-8445 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-508-8445 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 5310-01-508-8445 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Wed, Jun 4, 2003