5305-01-338-2840

Find complete technical information, availability, and procurement data for: 5305-01-338-2840
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-338-2840

Item Name Code

29294

Assigment Date

04/30/1991 (35 years ago)

0.469 inches nominal thread length, 3a thread class, 1.142 inches minimum and 1.172 inches maximum fastener length, flat countersunk head style, right-hand thread direction

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: 0.469 inches nominal
Fastener Length: 1.142 inches minimum and 1.172 inches maximum
Head Style: flat countersunk
Head Diameter: 0.456 inches minimum and 0.508 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.678 inches minimum and 0.698 inches maximum
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: navy special project
Special Features: tapped hole in head 0.138-32 unjc-3b threads. distance from top of head to injection port 0.450 nom. inch. injection port 0.120 nom. in. lg; 0.060 nom. in. wide
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
HT4075VS4-11-45	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-338-2840?

The FSCG of the NSN 5305-01-338-2840 is 5305

Does the NSN 5305-01-338-2840 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-338-2840 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 5305-01-338-2840 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-338-2840 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 5305-01-338-2840 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Tue, Apr 30, 1991