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5306-00-005-0547

Close Tolerance Bolt

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Official Item Classification

Name
Close Tolerance Bolt
(NSN) National Stock Number
5306-00-005-0547
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
27851
(FIIG) Federal Item Identification Guide
A003B0
Date
06/07/1972 (54 years ago)

Length: 2.664-2.684", thread: 3/8-24, dished head

Specs & Compatibility

Thread Class

3a

Thread Length

0.357 inches minimum and 0.439 inches maximum

Thread Direction

Right-hand

Fastener Length

2.664 inches minimum and 2.684 inches maximum

Head Style

Dished hexagon

Head Height

0.189 inches minimum and 0.204 inches maximum

Width Between Flats

0.553 inches minimum and 0.564 inches maximum

Grip Diameter

0.3733 inches minimum and 0.3742 inches maximum

Shank Unthreaded Hole Diameter

0.106 inches minimum first hole and 0.116 inches maximum first hole

Nominal Thread Diameter

0.375 inches

Grip Length

2.125 inches minimum and 2.141 inches maximum

Thread Quantity Per Inch

24

Hardness Rating

36 rockwell c minimum overall and 41 rockwell c maximum overall

Distance From Head Largest Surface To Shank Hole Center

2.549 inches minimum first hole and 2.579 inches maximum first hole

Surface Finish

63 microinches surface of head

Surface Finish

63 microinches grip

Special Features

With retaining element on shank

Material

Steel comp

Surface Treatment

Cadmium and chromate

Surface Treatment Document and Classification

Qq-p-416 ty 2 cl 2 fed spec all treatment responses overall

Thread Series Designator

Unjf

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0027851

Related Hardware Products

Part Number Description
106467-6-34 Close Tolerance Bolt
AS194-6-34 Close Tolerance Bolt
CA4510-6-34 Close Tolerance Bolt
CIPRD-MS27576-6-34R Close Tolerance Bolt
MS27576-6-34 Close Tolerance Bolt
MS27576-6-34R Close Tolerance Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-005-0547?
The FSCG of the NSN 5306-00-005-0547 is 5306
Does the NSN 5306-00-005-0547 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-005-0547 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 5306-00-005-0547 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-005-0547 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 5306-00-005-0547 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Jun 7, 1972