Model: 126544

Square Neck Bolt
Description:

2a thread class, right-hand , 0.938 inches thread length, 1.500 inches fastener length, button head style, 1.219 inches head diameter.

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.938 inches
Fastener Length
1.500 inches
Head Style
Button
Head Diameter
Between 1.219 inches and 1.344 inches
Head Height
Between 0.313 inches and 0.344 inches
Neck Length
Between 0.313 inches and 0.344 inches
Thread Diameter
0.625 inches
Thready Qty Per Inch (tpi)
11
Min. Tensile Strength (psi)
55000 pounds per square inch
Minimum Yield Strength
40000 pounds per square inch
Neck Width
Between 0.615 inches and 0.642 inches
Material
Steel
Material Specification
Gm 255m, general motors corporation mfr ref single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-c-16232, type 2 military specification single treatment response
Thread Series Designator
Unc
NSN
5306-00-012-6544
Part Number
126544
Description
Bolt,square Neck
CAGE
21450

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

Part 126544 NSN 5306-00-012-6544

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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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