64-377K

View detailed technical data, stock status, and sourcing information for: 64-377K
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-044-6435

Item Name Code

15946

Assigment Date

07/18/1977 (49 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.

2a nut thread thread class, right-hand stud thread thread direction, 2a stud thread thread class, right-hand nut thread thread direction, 0.420 inches minimum stud thread thread 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 Class: 2a stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.420 inches minimum stud thread
Thread Length: 0.720 inches minimum nut thread
Shoulder Length: 0.180 inches nominal
Overall Length: 1.480 inches minimum and 1.540 inches maximum
Distance Across Flats: 0.675 inches minimum and 0.687 inches maximum
Thread Quantity Per Inch: 16 stud thread
Thread Quantity Per Inch: 56 nut thread
Nominal Thread Size: 0.375 inches nut thread
Nominal Thread Size: 0.375 inches stud thread
Stud End Shank Length: 0.180 inches nominal
Material: steel
Style Designator: shouldered
Thread Series Designator: unc nut thread
Thread Series Designator: unc stud 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
5689546	Shouldered Stud
64-377K	Shouldered Stud

FAQs

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

What is the FSCG of the NSN 5307-01-044-6435?

The FSCG of the NSN 5307-01-044-6435 is 5307

Does NSN 5307-01-044-6435 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 5307-01-044-6435 contain precious materials?

Precious metal content is unknown

Does NSN 5307-01-044-6435 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 5307-01-044-6435 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Mon, Jul 18, 1977