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Externally Relieved Body Bolt NSN 5306-00-879-3339

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

NSN 5306-00-879-3339 NSN: 5306-00-879-3339

Features and Characteristics

Thread Class
1a
Thread Direction
Right-hand
Thread Length
Between 0.502 inches and 0.522 inches
Fastener Length
Between 1.052 inches and 1.072 inches
Head Style
Double hexagon extended washer
Head Height
Between 0.320 inches and 0.340 inches
Width Between Flats
Between 0.304 inches and 0.313 inches
Extended Washer Diameter
Between 0.428 inches and 0.448 inches
Extended Washer Thickness
Between 0.060 inches and 0.070 inches
First Diameter From Head
Between 0.246 inches and 0.249 inches
Second Diameter From Head
Between 0.190 inches and 0.195 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.055 inches and 0.075 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
Between 0.530 inches and 0.550 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Externally Relieved Body Diameter Quantity
2
Material
Iron alloy 660
Material Specification
Ams 5731 assn standard single material response
Thread Series Designator
Unf
FSC
5306 Bolts
NIIN
008793339
NSN
5306008793339

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6863076
Cage Code:
73342
Status:
A
MSDS:
Part Number:
BLT1957
Cage Code:
K0680
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5306-00-879-3339
What are the manufacturers of nsn 5306008793339?
Does this nsn 5306008793339 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306008793339
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). it is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. excludes bolt, internal wrenching and thumbscrew. see also screw, externally relieved body.
Does nsn 5306008793339 contain any precious metals?
Precious metal content is unknown.
Does nsn 5306008793339 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306008793339?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06675
FIIG:
A003B0
App. Key:
BF
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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