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BACB30NE5-42 Close Tolerance Bolt

5306-01-059-3587

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Official Item Classification

Name
Close Tolerance Bolt
Part Number
BACB30NE5-42
(NSN) National Stock Number
5306-01-059-3587
(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
04/10/1978 (48 years ago)

undercut hexagon head style, 3.079 inches minimum and 3.109 inches maximum fastener length, 0.444 inches minimum and 0.494 inches maximum thread length, 3a thread class, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.444 inches minimum and 0.494 inches maximum

Fastener Length

3.079 inches minimum and 3.109 inches maximum

Head Style

undercut hexagon

Head Height

0.156 inches minimum and 0.171 inches maximum

Width Between Flats

0.492 inches minimum and 0.502 inches maximum

Grip Diameter

0.3110 inches minimum and 0.3120 inches maximum

Nominal Thread Diameter

0.312 inches

Grip Length

2.615 inches minimum and 2.635 inches maximum

Thread Quantity Per Inch

24

Surface Finish

32.0 microinches bearing surface of head

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 3 fed spec single treatment response 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
BACB30NE5-42 Close Tolerance Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-01-059-3587?
The FSCG of the NSN 5306-01-059-3587 is 5306
Does the NSN 5306-01-059-3587 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-059-3587 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 5306-01-059-3587 contain precious materials?
Precious metal content is unknown
Does NSN 5306-01-059-3587 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 5306-01-059-3587 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Mon, Apr 10, 1978