PWA53811-31

View detailed technical data, stock status, and sourcing information for: PWA53811-31
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-225-6305

Item Name Code

06657

Assigment Date

02/05/1986 (40 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.

0.542 inches minimum and 0.625 inches maximum thread length, hexagon head style, right-hand thread direction, 0.625 inches nominal fastener length, 2a thread class

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: 0.542 inches minimum and 0.625 inches maximum
Fastener Length: 0.625 inches nominal
Head Style: hexagon
Head Height: 0.105 inches minimum and 0.120 inches maximum
Width Between Flats: 0.305 inches minimum and 0.312 inches maximum
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Screw Material: steel
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5307-01-111-4215	No Name Available	09/01/1989

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
856A2540 ITEM 37	Machine Screw
CL-11610	Machine Screw
PWA53811-31	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-225-6305?

The FSCG of the NSN 5305-01-225-6305 is 5305

Does the NSN 5305-01-225-6305 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-225-6305 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 5305-01-225-6305 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-225-6305 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 5305-01-225-6305 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Feb 5, 1986