Model: 7528957

Tube Fitting Locknut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Tube fitting locknut
Nut Height
0.438 inches
Width Across Flats
1.375 inches
Thread Series
Un
Packing Recess Diameter
1.297 inches
Packing Recess Depth
0.054 inches
Thready Qty Per Inch (tpi)
12
Thread Size
1.062 inches
Tube Outside Diameter
0.750 inches
Material
Steel comp 1141 or steel comp 1137
Material Specification
Qq-s-637 federal specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, class 2 federal specification single treatment response
Specification Data
88044-an6289 government standard
NSN
4730-00-277-5079
Part Number
7528957
Description
Locknut,tube Fitting
CAGE
19207

An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also locknut, pipe; nut (1), tube coupling and nut (1), plain, hexagon.

Part 7528957 NSN 4730-00-277-5079

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
17645
FIIG:
A021A0
Concept No.:
App. Key:
CW
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:
0.1000lbs
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:
Q
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: 8710000090
  • SITC: 89111
  • End Use: Military trucks, armored vehicles, etc.
  • NAICS: 336992
  • USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons

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