2646-43731-N380

View detailed technical data, stock status, and sourcing information for: 2646-43731-N380
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-399-4584

Item Name Code

15934

Assigment Date

11/25/1994 (31 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.057 inches minimum and 0.067 inches maximum overall height, 0.620 inches minimum and 0.640 inches maximum outside diameter, 0.026 inches minimum and 0.036 inches maximum shoulder height, 0.427 inches minimum and 0.437 inches maximum shoulder diameter, 0.380 inches minimum and 0.390 inches maximum 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: 0.380 inches minimum and 0.390 inches maximum
Shoulder Diameter: 0.427 inches minimum and 0.437 inches maximum
Outside Diameter: 0.620 inches minimum and 0.640 inches maximum
Overall Height: 0.057 inches minimum and 0.067 inches maximum
Shoulder Height: 0.026 inches minimum and 0.036 inches maximum
Material: plastic polyamide (nylon) overall
Material Document And Classification: l-p-410 fed spec single material response overall
Style Designator: shouldered

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
2646-43731-N380	Shouldered Washer
W235A012-31	Shouldered Washer

FAQs

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

What is the FSCG of the NSN 5310-01-399-4584?

The FSCG of the NSN 5310-01-399-4584 is 5310

Does the NSN 5310-01-399-4584 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5310-01-399-4584 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 5310-01-399-4584 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-399-4584 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 5310-01-399-4584 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Nov 25, 1994