Model: 21742-2

Clamp Bolt Assembly

Properties:

Thread Class
2a
Mounting Method
Plate
Thready Qty Per Inch (tpi)
24
Thread Size
0.312 inches
Material
Aluminum alloy nut
Material
Steel comp 416 bolt
Material Specification
Qq-a-591 federal specification single material response nut
Surface Treatment
Chromate nut
Surface Treatment
Passivate bolt
Surface Treatment Specification
Mil-c-5541 military specification single treatment response nut
Surface Treatment Specification
Mil-f-14072, finish e300 military specification single treatment response bolt
Style Designator
Wing no. 1
NSN
5340-00-231-5226
Part Number
21742-2
Description
Bolt Assembly,clamp
CAGE
81860

A threaded item having an eye on one end designed to accommodate a hinge pin, or a pin inserted at right angles to the shank. It must have an adjusting nut assembled on the threads. The end of the threads may be headed, or a cap nut or similar device attached to prevent disassembly of the adjusting nut. It may also have a washer, collar or retainer assembled between the nut and hinge mounted end. Includes items having a bracket or lug mounting. It is used to rigidly clamp items to a structure, instrument, or the like.

Part 21742-2 NSN 5340-00-231-5226

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
20271
FIIG:
A03100
Concept No.:
App. Key:
AA
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:
P
PMIC:
A
ESD:
ESD:
MMAC:
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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