651-1401-011

View detailed technical data, stock status, and sourcing information for: 651-1401-011
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-377-3704

Item Name Code

40280

Assigment Date

07/15/1993 (33 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

2a right external thread class, 0.937 inches nominal length, hexagon cross-sectional shape, 2b right internal thread class, 0.187 inches nominal 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: 2a right external
Thread Class: 2b right internal
Length: 0.937 inches nominal
Cross-Sectional Shape: hexagon
Width Across Flats: 0.187 inches nominal
Thread Quantity Per Inch: 40 right external
Thread Quantity Per Inch: 56 right internal
Nominal Thread Size: 0.086 inches right internal
Right Projection Diameter: 0.112 inches nominal
Right Projection Length: 0.312 inches nominal
Material: steel comp 303 overall
Material Document And Classification: astma582 cond. a assn std single material response overall
Style Designator: projection one end w/ right external thread
Thread Series Designator: unc right external
Thread Series Designator: unc right internal

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
651-1401-011	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-377-3704?

The FSCG of the NSN 5340-01-377-3704 is 5340

Does NSN 5340-01-377-3704 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 5340-01-377-3704 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-377-3704 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-01-377-3704 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Jul 15, 1993