#SPEC9521 Master Disconnect Switch | Switches

SPEC9521

Rotary Switch

NSN 5930-00-981-3270

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009813270

Technical Specifications of NSN

Thread Class:
2a single mounting facility
Thread Length:
0.250 inches single mounting facility
Overall Length:
1.437 inches
First Flat Length:
0.375 inches single actuator
Flat Height:
0.091 inches single actuator and 0.095 inches single actuator
Shaft Diameter:
0.123 inches single actuator and 0.125 inches single actuator
Shaft Length:
0.500 inches single actuator
Overall Diameter:
0.500 inches
Individual Section Quantity:
1
Nonturn Device Type:
Flatted bushing at 9: 00 o'clock
Nonturn Device Type:
Flatted bushing at 3: 00 o'clock
Operating Tempurature Range:
-55.0/+125.0 degrees celsius
Switch Contact Basic Design:
Nonpile-up symmetrical
Pole Quantity:
1 single section rear
Throw Quantity:
3 single section rear
Mounting Method:
Threaded bushing single mounting facility
Thread Size:
0.250 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
Switch Actuator Indexing Position Quantity:
3 single actuator
Shaft Type:
Round, flatted single actuator
Terminal Type:
Tab, solder lug
Contact Switching Action:
Makes before breaks single section rear
Switch Actuator Positioning Increment:
45.0 degrees single actuator
Switch Actuator Stop Device Type:
Fixed stop single actuator
Contact Load Current Rating:
250.0 milliamperes resistive load ac at sea level
Contact Load Current Rating:
250.0 milliamperes resistive load dc at sea level
Style Designator:
Tap, circular, bushing mount
Thread Series Designator:
Unf single mounting facility
NSN:
5930-00-981-3270
Item Name:
Switch,master Disconnect
Cage Code:
28057

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
168312-1
Cage Code:
37695
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
18-GM-3
Cage Code:
58880
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
9521
Cage Code:
28057
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
18-GM-3
Cage Code:
28057
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
9521
Cage Code:
58880
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Rotary Switches
------------ P/N SPEC9521

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Last Updated: 02/06/2025