Model: 1SR2A4

Rotary Switch

Properties:

Overall Length
1.656 inches
Overall Height
2.281 inches
Overall Width
Between 2.188 inches and 2.250 inches
Shaft Diameter
0.219 inches single actuator
Shaft Length
0.250 inches single actuator and 0.312 inches single actuator
Unthreaded Mounting Hole Diameter
0.406 inches single mounting facility
Distance Between Mounting Facility Centers
1.875 inches single mounting facility
Individual Section Quantity
3
Switch Contact Basic Design
Nonpile-up nonsymmetrical
Mounting Method
Bracket single mounting facility and unthreaded hole single mounting facility
Features Provided
Dummy contact
Contact Voltage Rating In Volts
125.0 ac at sea level
Contact Voltage Rating In Volts
120.0 dc at sea level
Mounting Facility Pattern
Two position in-line single mounting facility
Switch Actuator Indexing Position Quantity
4 single actuator
Shaft Type
Round single actuator
Terminal Type
Tab w/screw
Contact Load Current Rating
10.0 amperes resistive load ac at sea level
Contact Load Current Rating
10.0 amperes resistive load dc at sea level
Style Designator
Tap, circular frame
Test Data Document
81349-mil-dtl-15291 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Specification Data
81349-mil-dtl-15291/3 government specification
NSN
5930-00-090-0873
Part Number
1SR2A4
Description
Switch,rotary
CAGE
81349

A switch actuated by a definite angular rotation of the switch shaft about its axis. For items having rated actuation travel and pressure characteristics, see switch, sensitive. Excludes relay, rotary; switch, stepping; and switch, telephone (as modified).

Part 1SR2A4 NSN 5930-00-090-0873

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02134
FIIG:
A052B0
Concept No.:
1
App. Key:
A
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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.4000lbs
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:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509025
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, rotary, rated at over 5 a, for a voltage not exceeding 1,000 volts

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