5305-01-057-0341

Find complete technical information, availability, and procurement data for: 5305-01-057-0341
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-057-0341

Item Name Code

29294

Assigment Date

03/05/1978 (48 years ago)

0.632 inches minimum and 0.682 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.434 inches minimum and 0.504 inches maximum thread length, flat countersunk 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: 0.434 inches minimum and 0.504 inches maximum
Fastener Length: 0.632 inches minimum and 0.682 inches maximum
Head Style: flat countersunk
Head Diameter: 0.574 inches minimum and 0.637 inches maximum
Locking Feature: patch threads
Grip Diameter: 0.3110 inches minimum and 0.3120 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.178 inches minimum and 0.198 inches maximum
Thread Quantity Per Inch: 24
Countersink Angle: 100.0 degrees nominal
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 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
BACB30LP5P3	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-057-0341?

The FSCG of the NSN 5305-01-057-0341 is 5305

Does the NSN 5305-01-057-0341 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-057-0341 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 5305-01-057-0341 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-057-0341 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 5305-01-057-0341 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sun, Mar 5, 1978