5305-01-687-3372

Find complete technical information, availability, and procurement data for: 5305-01-687-3372
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-687-3372

Item Name Code

06657

Assigment Date

03/27/2020 (6 years ago)

An item located within an aircraft specifically designed to indicate, by means of lights, the components in which a malfunction has occurred. This item does not make quantitative or qualitative tests as provided by test sets.

hexagon head style, 1.3125 inches nominal fastener length, 1.00 inches nominal thread length, right-hand thread direction, 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: 1.00 inches nominal
Fastener Length: 1.3125 inches nominal
Head Style: hexagon
Head Height: 0.450 inches minimum and 0.460 inches maximum
Width Between Flats: 0.551 inches minimum and 0.562 inches maximum
Locking Feature: slotted
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.312 inches nominal
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Criticality Code Justification: feat
Part Name Assigned By Controlling Agency: screw,captive,hex head,cres.160 ksi
Screw Material: iron alloy 660
Screw Material Document And Classification: a286 cres iaw ams5731 or 5737 assn std single material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: ams-qq-p-46,ty ii,cl 2 assn std single treatment response
Special Features: critical for form, fit, and function
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
CA2238	Machine Screw
CA2238C6-10-21	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-687-3372?

The FSCG of the NSN 5305-01-687-3372 is 5305

Does the NSN 5305-01-687-3372 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-687-3372 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 5305-01-687-3372 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-687-3372 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 5305-01-687-3372 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Fri, Mar 27, 2020