5305-01-487-4969

Find complete technical information, availability, and procurement data for: 5305-01-487-4969
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-487-4969

Item Name Code

06657

Assigment Date

08/07/2001 (24 years ago)

A clamp in which the body (band or wire) completely encircles an item and distributes a relatively even amount of pressure throughout the entire 360 degrees (6.282 radians) of the periphery of the item to be compressed. Its compression quality is dependent upon an integral screw mechanism, (screw, bolt spring compression and the like mechanical fasteners), or it may be applied by a device not integral with the clamp itself. It is specifically designed to prevent leakage between a hose and its attaching connection(s) when the body of the clamp is round or circular. For square, rectangular, or irregularly shaped items, see clamp, hose, special-shaped. Excludes:clamp, electrical; clamp, loop; clamp, fire hose, shutoff; ferrule (as modified); and hand screw.

flat countersunk head style, right-hand thread direction, 1.000 inches nominal fastener length, 2a thread class, 0.452 inches minimum and 0.507 inches maximum head diameter

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
Fastener Length: 1.000 inches nominal
Head Style: flat countersunk
Head Diameter: 0.452 inches minimum and 0.507 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 309 or steel comp 310 or steel comp 310s or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347
Screw Material Document And Classification: qq-s-763 fed spec all material responses
Screw Surface Treatment: oxide
Screw Surface Treatment Document And Classification: mil-c-33924, class 4 mil spec single treatment response
Thread Series Designator: unc

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
MS51959-83B	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-487-4969?

The FSCG of the NSN 5305-01-487-4969 is 5305

Does the NSN 5305-01-487-4969 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-487-4969 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 5305-01-487-4969 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-487-4969 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 5305-01-487-4969 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Tue, Aug 7, 2001