5306-01-325-5942

Find complete technical information, availability, and procurement data for: 5306-01-325-5942
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-325-5942

Item Name Code

06676

Assigment Date

09/07/1990 (35 years ago)

A relatively thin metal item of various shapes, having two or more bolt holes and locking ears or tabs. The item is designed to be inserted on the bolts and the ears or tabs bent against the wrenching flat(s) of the bolt head or nut to restrict loosening of the bolt or nut. The locking ears or tabs may be prebent. See also retainer, nut and bolt.

3a thread class, round w/wrench flats head style, 0.600 inches nominal thread length, 2.620 inches nominal fastener length, right-hand thread direction

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: 0.600 inches nominal
Fastener Length: 2.620 inches nominal
Head Style: round w/wrench flats
Head Diameter: 1.900 inches nominal
Head Height: 0.330 inches nominal
Width Between Flats: 1.680 inches nominal
Shoulder Diameter: 1.2489 inches minimum and 1.2494 inches maximum
Shoulder Length: 1.140 inches nominal
Shank Unthreaded Hole Diameter: 0.139 inches minimum and 0.145 inches maximum first hole
Concentric Hole Depth: 1.960 inches nominal
Counterbore Diameter: 0.8750 inches minimum and 0.8759 inches maximum
Counterbore Depth: 1.300 inches nominal
Concentric Hole Diameter: 0.561 inches minimum and 0.570 inches maximum
Nominal Thread Diameter: 0.750 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 200000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.600 inches nominal first hole
Special Features: groove on 0.930-0.940 in dia x .120 wide located o relief; hex between relief and threads 0.130 in dia.; surface finish on all shoulders and relief 32.0
Material: steel comp e4340 overall
Material Document And Classification: mil-s-5000 mil spec single material response overall
Style Designator: counterbore unthreaded
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
4J33133-101B	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-325-5942?

The FSCG of the NSN 5306-01-325-5942 is 5306

Does the NSN 5306-01-325-5942 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-325-5942 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 5306-01-325-5942 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-325-5942 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 5306-01-325-5942 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Fri, Sep 7, 1990