Model: 77-1959

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.365 inches single mounting facility and 0.385 inches single mounting facility
Overall Length
Between 4.150 inches and 4.210 inches
First Flat Length
0.365 inches 2nd actuator and 0.385 inches 2nd actuator
First Flat Length
0.215 inches 1st actuator and 0.223 inches 1st actuator
Flat Height
0.088 inches 2nd actuator and 0.096 inches 2nd actuator
Flat Height
0.365 inches 1st actuator and 0.385 inches 1st actuator
Shaft Diameter
0.123 inches 2nd actuator and 0.127 inches 2nd actuator
Shaft Diameter
0.248 inches 1st actuator and 0.252 inches 1st actuator
Shaft Length
0.545 inches 1st actuator
Shaft Length
0.920 inches 2nd actuator
Overall Diameter
1.036 inches
Individual Section Quantity
4
Nonturn Device Type
Slotted bushing at 3: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 1st section front
Pole Quantity
1 2nd section front
Pole Quantity
1 3rd section front
Pole Quantity
3 4th section front
Throw Quantity
4 4th section rear
Throw Quantity
7 1st section rear
Throw Quantity
7 2nd section rear
Throw Quantity
7 3rd section rear
Mounting Method
Threaded bushing single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
115.0 ac at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Rotor Through Connection Quantity
1 1st section
Rotor Through Connection Quantity
1 2nd section
Rotor Through Connection Quantity
1 3rd section
Rotor Through Connection Quantity
3 4th section
Switch Actuator Indexing Position Quantity
4 4th actuator
Switch Actuator Indexing Position Quantity
7 1st actuator
Switch Actuator Indexing Position Quantity
7 2nd actuator
Switch Actuator Indexing Position Quantity
7 3rd actuator
Shaft Type
Round, flatted 2nd actuator
Shaft Type
Round, flatted w/through hole 1st actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Positioning Increment
30.0 degrees 1st actuator
Switch Actuator Positioning Increment
30.0 degrees 2nd actuator
Switch Actuator Positioning Increment
30.0 degrees 3rd actuator
Switch Actuator Positioning Increment
30.0 degrees 4th actuator
Switch Actuator Stop Device Type
Fixed stop 2nd actuator
Switch Actuator Stop Device Type
Fixed stop 3rd actuator
Switch Actuator Stop Device Type
Fixed stop 4th actuator
Switch Actuator Stop Device Type
Fixed stop 1st actuator
Contact Load Current Rating
1.0 amperes resistive load ac at sea level and 1.0 amperes inductive load ac at sea level
Contact Load Current Rating
500.0 milliamperes resistive load dc at sea level and 500.0 milliamperes inductive load dc at sea level
Style Designator
Tap, circular, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-00-214-1836
Part Number
77-1959
Description
Switch,rotary
CAGE
91812

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 77-1959 NSN 5930-00-214-1836

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:
A
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: 8536509020
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

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

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