5305-01-471-7499

Find complete technical information, availability, and procurement data for: 5305-01-471-7499
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-471-7499

Item Name Code

18257

Assigment Date

02/14/2000 (26 years ago)

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes:lampholder; jack,telephone; jack,tip; insert electrical connector; insert module,electrical connector; connector body (as modified) and socket,plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly,electrical. For items without inserts, see shell,electrical connector.

hexagon head style, 2a thread class, 0.750 inches minimum and 0.938 inches maximum thread length, right-hand thread direction, 5.000 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: 0.750 inches minimum and 0.938 inches maximum
Fastener Length: 5.000 inches nominal
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.163 inches maximum
Width Between Flats: 0.428 inches minimum and 0.438 inches maximum
Locking Feature: patch or strip fastener
End Item Identification: 1055-01-070-9113
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Material: steel overall
Material Document And Classification: astm a 354,grade bd assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b 633,fe/zn5 or fe/zn8 assn std single treatment response overall
Thread Series Designator: unf

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
B1821BH025F500L	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-471-7499?

The FSCG of the NSN 5305-01-471-7499 is 5305

Does the NSN 5305-01-471-7499 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-471-7499 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 5305-01-471-7499 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-471-7499 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 5305-01-471-7499 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Mon, Feb 14, 2000