5305-01-388-1569

Find complete technical information, availability, and procurement data for: 5305-01-388-1569
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-388-1569

Item Name Code

18257

Assigment Date

03/22/1994 (32 years ago)

A rigid tubular item which fits between a bearing and its housing, designed primarily as a replaceable wear surface within the inner wall of the housing.

right-hand thread direction, 1.550 inches minimum and 1.750 inches maximum thread length, hexagon head style, 2a thread class, 1.750 inches nominal fastener 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: 2a
Thread Direction: right-hand
Thread Length: 1.550 inches minimum and 1.750 inches maximum
Fastener Length: 1.750 inches nominal
Head Style: hexagon
Head Height: 0.455 inches minimum and 0.483 inches maximum
Width Between Flats: 0.612 inches minimum and 0.625 inches maximum
Nominal Thread Diameter: 0.750 inches
Features Provided: finished head
Thread Quantity Per Inch: 10
Material: steel overall
Material Document And Classification: sae j429 gr8 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty2 cl3 fed spec single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-322-0817	No Name Available	05/01/1995

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
B1821AH075C175N	Hexagon Head Cap Screw
PMS90728001-186	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-388-1569?

The FSCG of the NSN 5305-01-388-1569 is 5305

Does the NSN 5305-01-388-1569 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-388-1569 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 5305-01-388-1569 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-388-1569 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 5305-01-388-1569 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Mar 22, 1994