Model: N-490 PC NO 8

Hexagon Self-locking Nut

Properties:

Thread Direction
Right-hand
End Application
Pressure reducing valve
Thready Qty Per Inch (tpi)
20
Thread Size
0.4375 inches
Part Name Assigned By Controlling Agency
Diaphragm lock nut
Material
Copper alloy
NSN
5310-01-642-0774
Part Number
N-490 PC NO 8
Description
Nut,self-locking,hexagon
CAGE
35795

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part N-490 PC NO 8 NSN 5310-01-642-0774

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05277
FIIG:
A021A0
Concept No.:
1
App. Key:
BK
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

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: 7415338550
  • SITC: 69433
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts

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