5307-01-377-6174

Find complete technical information, availability, and procurement data for: 5307-01-377-6174
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-377-6174

Item Name Code

27783

Assigment Date

07/22/1993 (32 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.155 inches minimum and 0.185 inches maximum head diameter, 2a nut thread thread class, 0.315 inches minimum and 0.370 inches maximum thread length, right-hand nut thread thread direction, 0.073 inches minimum and 0.083 inches maximum head length

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 nut thread
Thread Direction: right-hand nut thread
Thread Length: 0.315 inches minimum and 0.370 inches maximum
Head Diameter: 0.155 inches minimum and 0.185 inches maximum
Head Length: 0.073 inches minimum and 0.083 inches maximum
Locking Feature: self-clinching head
Overall Length: 0.360 inches minimum and 0.390 inches maximum
Thread Quantity Per Inch: 40 nut thread
Nominal Thread Size: 0.112 inches nut thread
Material: steel comp 303
Material Document And Classification: fed-std-66 fed spec single material response
Surface Treatment: passivate overall
Surface Treatment Document And Classification: astma380 fed spec single treatment response overall
Style Designator: flush head
Thread Series Designator: unc nut thread

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
M63540/2-04E6C	Self-Locking Stud

FAQs

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

What is the FSCG of the NSN 5307-01-377-6174?

The FSCG of the NSN 5307-01-377-6174 is 5307

Does NSN 5307-01-377-6174 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 5307-01-377-6174 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-377-6174 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 5307-01-377-6174 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Jul 22, 1993