Model: 427114

Square Neck Bolt
Description:

2a thread class, right-hand , 0.875 inches thread length, 2.500 inches fastener length, flat countersunk head style, 0.750 inches head diameter.

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.875 inches
Fastener Length
2.500 inches
Head Style
Flat countersunk
Head Diameter
Between 0.750 inches and 0.770 inches
Neck Length
Between 0.344 inches and 0.375 inches
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
48000 pounds per square inch
Hardness Rating
79.0 rockwell b and 90.0 rockwell b
Minimum Yield Strength
40000 pounds per square inch
Countersink Angle
114.0 degrees
Neck Width
Between 0.307 inches and 0.324 inches
Material
Steel
Material Specification
Gm 255m, general motors corporation mfr ref single material response
Surface Treatment
Cadmium and zinc
Surface Treatment Specification
24617 4252-m assn standard single treatment response
Thread Series Designator
Unc
NSN
5306-00-042-7114
Part Number
427114
Description
Bolt,square Neck
CAGE
7X677

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part 427114 NSN 5306-00-042-7114

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15939
FIIG:
A003B0
Concept No.:
App. Key:
CA
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:
50.0
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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