Model: 51-1728

U Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 1.500 inches and 1.688 inches
Distance From Inside Center Of Bend To Bolt End
Between 4.000 inches and 4.062 inches
Inside Distance Between Shanks
Between 2.031 inches and 2.062 inches
Thread Diameter
0.500 inches
Thready Qty Per Inch (tpi)
20
Hardness Rating
215.0 brinell standard and 255.0 brinell standard
Material
Steel comp 1035
Material Specification
Sae assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 2 federal specification single treatment response
Style Designator
Square bend
Thread Series Designator
Unf
NSN
5306-00-411-6522
Part Number
51-1728
Description
Bolt,u
CAGE
0W357

An externally threaded fastener bent approximately 180 degrees (3.141 radians) in the shape of the letter u and with both ends threaded.

Part 51-1728 NSN 5306-00-411-6522

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06665
FIIG:
A003B0
Concept No.:
App. Key:
CE
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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
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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