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5306-00-034-4773

Internal Wrenching Bolt

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Official Item Classification

Name
Internal Wrenching Bolt
(NSN) National Stock Number
5306-00-034-4773
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
06666
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

1.110 inches minimum and 1.140 inches maximum fastener length, 0.428 inches minimum and 0.438 inches maximum head diameter, 3a thread class, right-hand thread direction, 0.475 inches minimum and 0.525 inches maximum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.475 inches minimum and 0.525 inches maximum

Fastener Length

1.110 inches minimum and 1.140 inches maximum

Head Diameter

0.428 inches minimum and 0.438 inches maximum

Head Height

0.250 inches nominal

Internal Drive Style

hexagon

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.188 inches minimum and 0.190 inches maximum

Thread Quantity Per Inch

28

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

34.0 rockwell c minimum and 40.0 rockwell c maximum overall

Special Features

strip type element in threads

Material

steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall

Material Document And Classification

mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416 ty 2 cl 3 fed spec single treatment response overall

Thread Series Designator

unf

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0006666

Related Hardware Products

Part Number Description
9096343 Internal Wrenching Bolt
LP20004-10 Internal Wrenching Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-034-4773?
The FSCG of the NSN 5306-00-034-4773 is 5306
Does the NSN 5306-00-034-4773 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-034-4773 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 5306-00-034-4773 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-034-4773 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 5306-00-034-4773 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963