Model: 37174J

Expansion Plug

Special Features:

W/ 1/8 in. Diameter hole in center

Properties:

Radius
4.156 inches
Outside Diameter
Between 2.558 inches and 2.568 inches
Material Thickness
Between 0.080 inches and 0.086 inches
Material
Steel
Style Designator
A4 concave
Style Designator
Concave
NSN
5340-00-703-5036
Part Number
37174J
Description
Plug,expansion
CAGE
56442

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

Part 37174J NSN 5340-00-703-5036

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03797
FIIG:
A538V0
Concept No.:
App. Key:
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063520
UFC:
49770
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
723
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8402900090
  • SITC: 71191
  • End Use: Industrial machines, other
  • NAICS: 332410
  • USDA: 1

Freight Class: Parts for steam or other vapor generating boilers and super-heated water boilers, except heat exchangers

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