Model: 21SN04-94A

Pressure Switch

Special Features:

Electron beam welded (ebw) joint to penetration of 0.085 in.

Properties:

Overall Length
2.620 inches
Overall Height
3.500 inches
Overall Width
1.880 inches
Body Diameter
1.538 inches
Longest Horizontal Distance Between Mounting Centers
1.538 inches
Longest Vertical Distance Between Mounting Centers
1.538 inches
Pressure Switch Type
Differential
Operating Tempurature Rating
Between -54.0 degrees celsius and 180.0 degrees celsius
Mounting Method
Flange
Contact Action Stimulus
Increase
Mounting Facility Pattern
Four position rectangular
Terminal Type
Connector, receptacle
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Style Designator
Cylindrical w/lugs
NSN
5930-01-004-6147
Part Number
21SN04-94A
Description
Switch,pressure
CAGE
02750

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.

Part 21SN04-94A NSN 5930-01-004-6147

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00206
FIIG:
A048B0
Concept No.:
1
App. Key:
D
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:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509065
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, for a voltage not exceeding 1000 volts, nesoi

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