Model: 121S

Rotary Switch

Properties:

Unthreaded Mounting Hole Diameter
0.196 inches single mounting facility
Individual Section Quantity
1
Knob Manufacturer Code
24975
Knob Manufacturer Part Number
16736
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 single section front
Throw Quantity
2 single section front
Mounting Facility Circle Radius
3.438 inches single mounting facility
Mounting Method
Flange single mounting facility
Features Provided
Actuator knob and metallic inclosure
Contact Voltage Rating In Volts
64.0 dc at sea level
Mounting Facility Pattern
Three position circular single mounting facility
Switch Actuator Indexing Position Quantity
3 single actuator
Shaft Type
Round single actuator
Terminal Type
Threaded stud
Contact Switching Action
Breaks before makes single section front
Contact Load Current Rating
7.8 amperes resistive load dc at sea level
NSN
5930-00-259-8852
Part Number
121S
Description
Switch,rotary
CAGE
35510

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 121S NSN 5930-00-259-8852

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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