5305-01-056-1515

Find complete technical information, availability, and procurement data for: 5305-01-056-1515
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-056-1515

Item Name Code

29294

Assigment Date

02/17/1978 (48 years ago)

A straight, hollow product, welded or seamless, of round, square, or any other cross section and continuous periphery, which does not conform in cross sectional dimensions to recognized pipe standards. It is designed to convey fluids, gasses, and/or semisolids. It may be rolled into coils for ease in handling. For items designed to join a tube or tube fitting to another tube, pipe, or hose or fitting, see adapter (as modified); couplig (as modified); or nipple (as modified). Excludes: tube,bent (as modified); pipe,metallic; spacer sleeve; metal bar (hollow); and items with fitting, except end protectors.

3a thread class, flat countersunk head style, right-hand thread direction, 1.348 inches minimum and 1.378 inches maximum fastener length, 0.400 inches minimum and 0.450 inches maximum thread 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: 0.400 inches minimum and 0.450 inches maximum
Fastener Length: 1.348 inches minimum and 1.378 inches maximum
Head Style: flat countersunk
Head Diameter: 0.455 inches minimum and 0.510 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.928 inches minimum and 0.948 inches maximum
Thread Quantity Per Inch: 28
Countersink Angle: 100.0 degrees nominal
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: steel comp e4340 or steel comp 4340 or steel comp 8740 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec single treatment 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
BACB30LU4-15	Close Tolerance Screw
BACB30LUR-15	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-056-1515?

The FSCG of the NSN 5305-01-056-1515 is 5305

Does the NSN 5305-01-056-1515 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-056-1515 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 5305-01-056-1515 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-056-1515 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 5305-01-056-1515 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Feb 17, 1978