STSBG000A08U032

View detailed technical data, stock status, and sourcing information for: STSBG000A08U032
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-332-3212

Item Name Code

27851

Assigment Date

01/10/1991 (35 years ago)

An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.

3a thread class, 0.516 inches nominal thread length, 2.516 inches nominal fastener length, right-hand thread direction, double hexagon head style

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: 0.516 inches nominal
Fastener Length: 2.516 inches nominal
Head Style: double hexagon
Head Height: 0.281 inches nominal
Width Between Flats: 0.741 inches minimum and 0.752 inches maximum
Grip Diameter: 0.4985 inches minimum and 0.4995 inches maximum
Nominal Thread Diameter: 0.500 inches
Grip Length: 2.000 inches nominal
Features Provided: cetyl alcohol lubricant
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 132000 pounds per square inch
Material: steel comp h11 overall
Surface Treatment: chromate and nickel and cadmium overall
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-319-8485	No Name Available	06/01/1996

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
11797A08U032	Close Tolerance Bolt
68484-8A032	Close Tolerance Bolt
AIC2263A08U032	Close Tolerance Bolt
BM3200-8A032	Close Tolerance Bolt
PBF1041A8U032	Close Tolerance Bolt
STSBG000A08U032	Close Tolerance Bolt
VAL23611-8D032	Close Tolerance Bolt
VS2978A08U032	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-332-3212?

The FSCG of the NSN 5306-01-332-3212 is 5306

Does the NSN 5306-01-332-3212 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-332-3212 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 5306-01-332-3212 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-332-3212 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 5306-01-332-3212 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Jan 10, 1991