Model: 49M68-36PC3

Internal Wrenching Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.760 inches
Fastener Length
2.500 inches
Head Style
Flat chamfer
Head Diameter
Between 0.550 inches and 0.562 inches
Head Height
Between 0.368 inches and 0.375 inches
Hole Diameter
0.063 inches
First Diameter From Head
0.275 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
1.740 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
0.312 inches
Hole Quantity
1
Hole Type
Drilled
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
80000 pounds per square inch
Minimum Yield Strength
40000 pounds per square inch
Hole Configuration Style
Round longitudinal hole
Surface Finish
63.0 microinches grip
Material
Nickel alloy 400 or nickel alloy r-405
Material Specification
Qq-n-281 federal specification all material responses
Thread Series Designator
Unc
NSN
5306-01-023-2420
Part Number
49M68-36PC3
Description
Bolt,internal Wrenching
CAGE

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 49M68-36PC3 NSN 5306-01-023-2420

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:
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:
Construction Materials

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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