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MS21250-10050 Shear Bolt

5306-01-059-6701

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Official Item Classification

Name
Shear Bolt
Part Number
MS21250-10050
(NSN) National Stock Number
5306-01-059-6701
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
15903
(FIIG) Federal Item Identification Guide
A003B0
Date
04/15/1978 (48 years ago)

double hexagon w/hole head style, 0.899 inches nominal thread length, 4.044 inches nominal fastener length, right-hand thread direction, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.899 inches nominal

Fastener Length

4.044 inches nominal

Head Style

double hexagon w/hole

Head Height

0.618 inches nominal

Width Between Flats

0.688 inches nominal

Extended Washer Diameter

1.045 inches nominal

Extended Washer Thickness

0.150 inches nominal

Grip Diameter

0.6235 inches nominal

Nominal Thread Diameter

0.625 inches

Grip Length

3.125 inches nominal

Minimum Tensile Strength

180000 pounds per square inch

Hardness Rating

41.0 rockwell c nominal overall

Material

steel comp 4140 or steel comp 4340 or steel comp 8740 or steel comp 6150 overall

Material Document And Classification

aisi assn std 1st material response or aisi assn std 2nd material response or aisi assn std 3rd material response or mil-s-8503 mil spec 4th material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416 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

0015903

Related Hardware Products

Part Number Description
MS21250-10050 Shear Bolt
VFK100G-10050 Shear Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-01-059-6701?
The FSCG of the NSN 5306-01-059-6701 is 5306
Does the NSN 5306-01-059-6701 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-059-6701 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 5306-01-059-6701 contain precious materials?
Precious metal content is unknown
Does NSN 5306-01-059-6701 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 5306-01-059-6701 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Sat, Apr 15, 1978