5305-01-232-1443

Find complete technical information, availability, and procurement data for: 5305-01-232-1443
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-232-1443

Item Name Code

29294

Assigment Date

05/09/1986 (40 years ago)

An insulator having flat surfaces, with or without holes, whose thickness does not exceed 25 percent of its length or width, whichever is smaller, and whose shape is other than round. Excludes:insulator (1), spacer; insulator (1), washer; mounting pad, electrical-electronic component; plate, electrical shield; and terminal board.

1.266 inches minimum and 1.296 inches maximum fastener length, right-hand thread direction, flat countersunk undercut head style, 0.506 inches minimum and 0.556 inches maximum thread length, 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: 0.506 inches minimum and 0.556 inches maximum
Fastener Length: 1.266 inches minimum and 1.296 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.629 inches minimum and 0.634 inches maximum
Head Height: 0.088 inches minimum and 0.090 inches maximum
Grip Diameter: 0.3110 inches minimum and 0.3120 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.312 inches
Grip Length: 0.740 inches minimum and 0.760 inches maximum
Thread Quantity Per Inch: 24
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Special Features: assembled with one o-ring per st7m251,fscm 76301; lubricated with cetyl alcohol
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Surface Treatment: aluminum and chromate overall
Surface Treatment Document And Classification: mil-c-83488,type 2,class 3 mil 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
11881C5-12A	Close Tolerance Screw
3M925C5-12A	Close Tolerance Screw
HT4067-5-12A	Close Tolerance Screw
WC4067-2-12A	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-232-1443?

The FSCG of the NSN 5305-01-232-1443 is 5305

Does the NSN 5305-01-232-1443 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-232-1443 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 5305-01-232-1443 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-232-1443 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 5305-01-232-1443 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, May 9, 1986