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R1057P11SL Externally Relieved Body Bolt

5306-00-059-4999

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Official Item Classification

Name
Externally Relieved Body Bolt
Part Number
R1057P11SL
(NSN) National Stock Number
5306-00-059-4999
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
06675
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1961 (65 years ago)

3a thread class, double hexagon extended washer head style, 0.624 inches minimum thread length, right-hand thread direction, 0.812 inches nominal fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.624 inches minimum

Fastener Length

0.812 inches nominal

Head Style

double hexagon extended washer

Head Height

0.242 inches nominal

Width Between Flats

0.212 inches nominal

Extended Washer Diameter

0.312 inches nominal

Extended Washer Thickness

0.030 inches nominal

Hole Diameter

0.047 inches nominal

First Diameter From Head

0.1450 inches nominal

Second Diameter From Head

0.164 inches nominal

Distance From Largest Bearing Surface Of Head To End Of First Diameter

0.163 inches nominal

Distance From Largest Bearing Surface Of Head To End Of Second Diameter

0.188 inches nominal

Nominal Thread Diameter

0.164 inches

Hole Quantity

4

Hole Type

drilled

Thread Quantity Per Inch

32

Hardness Rating

26.0 rockwell c minimum and 33.0 rockwell c maximum overall

Hole Configuration Style

round chord

Externally Relieved Body Diameter Quantity

2

Material

iron alloy 660 overall

Material Document And Classification

ams 5735 assn std single material response 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.

Pseudo Item Name Code

0006675

Related Hardware Products

Part Number Description
R1057P11SL Externally Relieved Body Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-059-4999?
The FSCG of the NSN 5306-00-059-4999 is 5306
Does the NSN 5306-00-059-4999 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-059-4999 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 5306-00-059-4999 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-059-4999 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 5306-00-059-4999 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961