Model: 149272

Internal Wrenching Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.810 inches
Fastener Length
2.190 inches
Head Style
Flat chamfer
Head Diameter
0.720 inches
Head Height
0.290 inches
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
0.312 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
160000 pounds per square inch
Surface Finish
63.0 microinches grip
Material
Steel comp 1345 or steel comp 4140
Material Specification
66 federal standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response
Thread Series Designator
Unf
NSN
5306-00-767-7651
Part Number
149272
Description
Bolt,internal Wrenching
CAGE
55284

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 149272 NSN 5306-00-767-7651

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06666
FIIG:
A003B0
Concept No.:
App. Key:
BM
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:
LE
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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