F240256

View detailed technical data, stock status, and sourcing information for: F240256
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-452-2652

Item Name Code

06676

Assigment Date

05/08/1970 (56 years ago)

A thin flat metal or plastic item of various peripheral shapes having a solid or laminated cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole and having a solid rectangular cross-section use disk, solid, plain. Items with either (1) a solid (not laminated) cross-section, or (2) a non-separable laminated cross-section with one hole centrally located, must have a thickness less than 0.006 inch (0.152 mm) for items less than 1/4 inch (6.35 mm) outside diameter or shortest distance across peripheral flats, and less than 0.016 inch (0.406 mm) for items 1/4 inch (6.35 mm) or more outside diameter, or shortest distance across peripheral flats. For items with thickness greater than those indicated above, see spacer, plate; washer, flat and spacer, ring. When thickness and/or outside diameter or shortest distance across peripheral flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance. See also shim stock, laminated; shim stock assortment, gasket; and bearing, washer, thrust.

1.070 inches nominal fastener length, 2a thread class, hexagon head style, 0.270 inches maximum thread length, 0.200 inches nominal head height

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 Length: 0.270 inches maximum
Fastener Length: 1.070 inches nominal
Head Style: hexagon
Head Height: 0.200 inches nominal
Width Between Flats: 0.680 inches minimum and 0.688 inches maximum
Shoulder Diameter: 0.499 inches minimum and 0.500 inches maximum
Shoulder Length: 0.800 inches nominal
Concentric Hole Depth: 0.800 inches nominal
Concentric Hole Diameter: 0.312 inches nominal
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Part Name Assigned By Controlling Agency: navy special project
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
F240256	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-452-2652?

The FSCG of the NSN 5306-00-452-2652 is 5306

Does NSN 5306-00-452-2652 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 5306-00-452-2652 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-452-2652 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 5306-00-452-2652 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, May 8, 1970