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5306-01-124-7703

Close Tolerance Bolt

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Official Item Classification

Name
Close Tolerance Bolt
(NSN) National Stock Number
5306-01-124-7703
(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
01/12/1982 (44 years ago)

3a thread class, dished hexagon head style, 2.469 inches minimum and 2.489 inches maximum fastener length, right-hand thread direction, 0.453 inches minimum and 0.489 inches maximum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.453 inches minimum and 0.489 inches maximum

Fastener Length

2.469 inches minimum and 2.489 inches maximum

Head Style

dished hexagon

Head Height

0.157 inches minimum and 0.172 inches maximum

Width Between Flats

0.492 inches minimum and 0.502 inches maximum

Grip Diameter

0.3115 inches minimum and 0.3120 inches maximum

Shank Unthreaded Hole Diameter

0.076 inches minimum and 0.086 inches maximum all holes

Nominal Thread Diameter

0.312 inches

Grip Length

2.000 inches minimum and 2.016 inches maximum

Thread Quantity Per Inch

24

Distance From Head Largest Bearing Surface To Shank Hole Center

0.384 inches minimum and 0.414 inches maximum all holes

Surface Finish

32.0 microinches threads

Surface Finish

63.0 microinches bearing surface of head

Surface Finish

63.0 microinches grip

Special Features

with retaining element on shank and two holes spaced ninety degrees apart

Material

steel comp xm-13 overall

Material Document And Classification

ams5629 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

Thread Series Designator

unjf

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
F

The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

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
SS5115-5-32 Close Tolerance Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-01-124-7703?
The FSCG of the NSN 5306-01-124-7703 is 5306
Does the NSN 5306-01-124-7703 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-124-7703 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 5306-01-124-7703 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-01-124-7703 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 5306-01-124-7703 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Tue, Jan 12, 1982