Model: 176C2141-4

Externally Relieved Body Bolt

Special Features:

Altered item from ms9502-31

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.705 inches
Fastener Length
2.625 inches
Head Style
Hexagon
Head Height
Between 0.158 inches and 0.182 inches
Width Between Flats
Between 0.492 inches and 0.502 inches
Hole Diameter
Between 0.060 inches and 0.070 inches
First Diameter From Head
Between 0.200 inches and 0.220 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 1.890 inches and 1.950 inches
Thread Diameter
0.312 inches
Hole Quantity
3
Hole Type
Drilled
Thready Qty Per Inch (tpi)
24
Hole Configuration Style
Hexagon flats
Externally Relieved Body Diameter Quantity
1
Material
Iron alloy 660
Material Specification
Ams5731 assn standard single material response
Thread Series Designator
Unjf
NSN
5306-01-262-6730
Part Number
176C2141-4
Description
Bolt,externally Relieved Body
CAGE
05606

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.

Part 176C2141-4 NSN 5306-01-262-6730

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06675
FIIG:
A003B0
Concept No.:
App. Key:
BF
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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