90401A827

View detailed technical data, stock status, and sourcing information for: 90401A827
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-607-0621

Item Name Code

06660

Assigment Date

05/30/2012 (14 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 thread class, 0.375 inches nominal fastener length, hexagon extended washer head style, 0.375 inches nominal thread length, right-hand thread direction

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
Thread Direction: right-hand
Thread Length: 0.375 inches nominal
Fastener Length: 0.375 inches nominal
Head Style: hexagon extended washer
Head Height: 0.120 inches nominal
Width Between Flats: 0.312 inches nominal
Extended Washer Diameter: 0.381 inches nominal
Extended Washer Thickness: 0.024 inches nominal
Washer Quantity: 1
Internal Drive Style: tri-wing recess
End Item Identification: 2355-01-531-6425 - electric spare tire winch; mrap buffalo mk2a2
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Primary Washer Outside Diameter: 0.381 inches nominal
Primary Washer Style: flat internal teeth
Primary Washer Material Thickness: 0.024 inches nominal
Part Name Assigned By Controlling Agency: sems screw
Material: steel overall
Surface Treatment: zinc overall
Thread Series Designator: unf

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
90401A827	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-01-607-0621?

The FSCG of the NSN 5305-01-607-0621 is 5305

Does the NSN 5305-01-607-0621 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-607-0621 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 5305-01-607-0621 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-607-0621 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 5305-01-607-0621 was assigned to the Federal Catalog?

It was assigned 14 years ago, on Wed, May 30, 2012