Model: MS20012-60

Internal Wrenching Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.037 inches and 1.087 inches
Fastener Length
Between 4.797 inches and 4.827 inches
Head Style
Bevel-conical
Head Diameter
Between 1.220 inches and 1.230 inches
Head Height
0.750 inches
Internal Drive Style
Hexagon
End Application
Spec item
Thread Diameter
0.750 inches
Width Across Flats
Between 0.563 inches and 0.566 inches
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
160000 pounds per square inch
Hardness Rating
34.0 rockwell c and 40.0 rockwell c
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches threads
Surface Finish
63.0 microinches grip
Material
Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 cl 2 federal specification single treatment response
Thread Series Designator
Unf
NSN
5306-01-270-1705
Part Number
MS20012-60
Description
Bolt,internal Wrenching
CAGE
96906

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 MS20012-60 NSN 5306-01-270-1705

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:
A
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: 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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