5305-01-408-8476

Find complete technical information, availability, and procurement data for: 5305-01-408-8476
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-408-8476

Item Name Code

06657

Assigment Date

02/28/1995 (31 years ago)

A straight nonfluid fitting with wrenching facilities on one end and external threads, other than pipe or hose series, on the other end. It has an unthreaded through hole in its axis which may be countersunk and/or counterbored on one or both ends. It is designed to accommodate a shaft, or the like, or used to reinforce a hole in a bulkhead, or the like. For similar items specifically designed for use in a stuffing box, see packing nut. For nonfluid items with an internal thread, see insert, screw thread; or adapter bushing. Excludes:reducer, boss; and items designed to accommodate a tube or tube fitting.

right-hand thread direction, 3a thread class, 2.925 inches nominal fastener length, 0.426 inches nominal thread length, pan head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.426 inches nominal
Fastener Length: 2.925 inches nominal
Head Style: pan
Head Diameter: 0.477 inches minimum and 0.492 inches maximum
Head Height: 0.140 inches minimum and 0.150 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Screw Material: iron alloy 660
Screw Material Document And Classification: ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unjf

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
NAS1218-4E40	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-408-8476?

The FSCG of the NSN 5305-01-408-8476 is 5305

Does the NSN 5305-01-408-8476 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-408-8476 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 5305-01-408-8476 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-408-8476 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 5305-01-408-8476 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Feb 28, 1995