Model: A-A-50553

Electrical Conduit Locknut

Properties:

Thread Size
1-1/4-11-1/2
Drive Type
Keyway
Conduit Size Accommodated
1.250 inches
Thread Type
Straight
Material
Iron, malleable or steel
Material
Iron malleable or steel
Surface Treatment
Cadmium or zinc
Surface Treatment
Cadmium plated or zinc plated
Nondefinitive Specification/std Data
1 class and p kind and 3 type
NSN
5975-00-642-7265
Part Number
A-A-50553
Description
Locknut,electrical Conduit
CAGE
58536

An item having internal threads designed to fit the external threads of an electrical conduit or fitting for connecting to a junction box, panel, wireway, or other point of termination, and which, when installed, provides a method of tightening to lock the connection. The items may be either flat-sided or circular in external shape and must have a specific conduit size designation. See bondnut, electrical conduit and locknut, tube fitting. Excludes nu t (1), plain hexagon.

Part A-A-50553 NSN 5975-00-642-7265

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22895
FIIG:
T390-A
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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
4.0000lbs
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:
095760
UFC:
50130
LTL:
70.0
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8543909000
  • SITC: 77879
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical machines and apparatus parts, nesoi

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