5305-01-412-8689

Find complete technical information, availability, and procurement data for: 5305-01-412-8689
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-412-8689

Item Name Code

29294

Assigment Date

04/30/1995 (31 years ago)

A nut formed from sheet spring material, usually steel, into varying flat, concave, bent or curved designs, having apertures with suitable boss or bosses usually on the upper side capable of securely gripping a mating threaded member. Excludes:nut (1), stamped.

right-hand thread direction, 2.141 inches minimum and 2.188 inches maximum fastener length, 0.469 inches nominal thread length, flat countersunk head style, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.469 inches nominal
Fastener Length: 2.141 inches minimum and 2.188 inches maximum
Head Style: flat countersunk
Head Diameter: 0.578 inches minimum and 0.634 inches maximum
Grip Diameter: 0.3216 inches minimum and 0.3432 inches maximum
Internal Drive Style: torque-set ribbed
Nominal Thread Diameter: 0.312 inches
Grip Length: 1.678 inches minimum and 1.698 inches maximum
Thread Quantity Per Inch: 24
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Part Name Assigned By Controlling Agency: navy special project
Material: nickel alloy 718 overall
Material Document And Classification: ams 5662 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 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
124379-5-27	Close Tolerance Screw
GB510FG5-27	Close Tolerance Screw
PBF1475-5-27	Close Tolerance Screw
VCL0009-5-27	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-412-8689?

The FSCG of the NSN 5305-01-412-8689 is 5305

Does the NSN 5305-01-412-8689 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-412-8689 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 5305-01-412-8689 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-412-8689 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 5305-01-412-8689 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Sun, Apr 30, 1995