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FFB571TYPEC Square Neck Bolt

5306-00-207-8137

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Official Item Classification

Name
Square Neck Bolt
Part Number
FFB571TYPEC
(NSN) National Stock Number
5306-00-207-8137
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
15939
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

right-hand thread direction, 2a thread class, button head style, 0.625 inches minimum thread length, 1.219 inches minimum and 1.281 inches maximum fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.625 inches minimum

Fastener Length

1.219 inches minimum and 1.281 inches maximum

Head Style

button

Head Diameter

0.803 inches minimum and 0.823 inches maximum

Head Height

0.178 inches minimum and 0.198 inches maximum

Neck Length

0.250 inches minimum and 0.312 inches maximum

Nominal Thread Diameter

0.375 inches

Thread Quantity Per Inch

16

Minimum Tensile Strength

48000 pounds per square inch

Neck Width

0.360 inches minimum and 0.390 inches maximum

Special Features

furnished with square nut

Material

steel overall

Thread Series Designator

unc

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

MPB

Pseudo Item Name Code

0015939

Related Hardware Products

Part Number Description
FFB571TYPEC Square Neck Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-207-8137?
The FSCG of the NSN 5306-00-207-8137 is 5306
Does the NSN 5306-00-207-8137 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-207-8137 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 5306-00-207-8137 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-207-8137 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 5306-00-207-8137 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963