5305-01-455-2471

Find complete technical information, availability, and procurement data for: 5305-01-455-2471
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-455-2471

Item Name Code

29294

Assigment Date

04/27/1998 (28 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

flat countersunk head style, 3a thread class, right-hand thread direction, 0.313 inches minimum and 0.363 inches maximum thread length, 0.900 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: 3a
Thread Direction: right-hand
Thread Length: 0.313 inches minimum and 0.363 inches maximum
Fastener Length: 0.900 inches nominal
Head Style: flat countersunk
Head Diameter: 0.251 inches minimum and 0.304 inches maximum
Grip Diameter: 0.188 inches nominal
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch: 32
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp 4140 or steel comp 4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material 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
NAS1993-9T	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-455-2471?

The FSCG of the NSN 5305-01-455-2471 is 5305

Does the NSN 5305-01-455-2471 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-455-2471 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 5305-01-455-2471 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-455-2471 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 5305-01-455-2471 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Mon, Apr 27, 1998