Model: 17957-30

Rotary Switch

Properties:

Thread Class
2b single mounting facility
Overall Length
14.870 inches
Overall Height
2.810 inches
Overall Width
2.810 inches
Individual Section Quantity
12
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section periphery
Throw Quantity
12 each section periphery
Mounting Facility Circle Radius
1.625 inches single mounting facility
Mounting Method
Bracket single mounting facility and threaded hole single mounting facility
Features Provided
Actuator knob
Thready Qty Per Inch (tpi)
24 single mounting facility
Thread Size
0.190 inches single mounting facility
Contact Voltage Rating In Volts
125.0 ac at sea level
Mounting Facility Pattern
Four position circular single mounting facility
Switch Actuator Indexing Position Quantity
12 single actuator
Terminal Type
Tab w/screw
Contact Switching Action
Breaks before makes each section periphery
Switch Actuator Positioning Increment
30.0 degrees single actuator
Contact Load Current Rating
7.5 amperes inductive load ac at sea level
Precious Material And Location
Contacts and rotor blades surfaces silver
Precious Material
Silver
Style Designator
Tap, circuit selector
Test Data Document
81349-mil-s-21604 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.).
Thread Series Designator
Unc single mounting facility
Specification Data
81349-mil-s-21604/4 government specification
NSN
5930-01-260-9583
Part Number
17957-30
Description
Switch,rotary
CAGE
98853

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 17957-30 NSN 5930-01-260-9583

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:
S
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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