5305-00-338-2091

Find complete technical information, availability, and procurement data for: 5305-00-338-2091
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-00-338-2091 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-338-2091

Item Name Code

29294

Assigment Date

01/04/1974 (52 years ago)

3a thread class, 4.157 inches minimum and 4.204 inches maximum fastener length, flat countersunk head style, right-hand thread direction, 0.459 inches minimum and 0.526 inches maximum 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: 3a
Thread Direction: right-hand
Thread Length: 0.459 inches minimum and 0.526 inches maximum
Fastener Length: 4.157 inches minimum and 4.204 inches maximum
Head Style: flat countersunk
Head Diameter: 0.451 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 3.678 inches minimum and 3.698 inches maximum
Thread Quantity Per Inch: 28
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Countersink Angle: 99.5 degrees minimum and 100.5 degrees maximum
Surface Finish: 32.0 microinches grip
Material: steel comp 4340 or steel comp 4140 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response overall
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
53B334-59	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-338-2091?

The FSCG of the NSN 5305-00-338-2091 is 5305

Does the NSN 5305-00-338-2091 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-338-2091 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 5305-00-338-2091 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-338-2091 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 5305-00-338-2091 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, Jan 4, 1974