#277474-BA1 Rack Assembly Firing Switch | Switches

277474-BA1

Rotary Switch

NSN 5930-00-488-7759

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
004887759

Product Technical Spec.

Thread Class:
2a single mounting facility
Thread Length:
0.312 inches single mounting facility
Overall Length:
2.141 inches
First Flat Length:
0.062 inches single actuator
Flat Height:
0.211 inches single actuator and 0.221 inches single actuator
Shaft Diameter:
0.250 inches single actuator
Shaft Length:
0.750 inches single actuator
Overall Diameter:
1.188 inches
Nonturn Device Radius:
0.375 inches at 3: 00 o'clock
Individual Section Quantity:
1
Nonturn Device Type:
Pin at 3: 00 o'clock
Operating Tempurature Range:
-65.0/+85.0 degrees celsius
Switch Contact Basic Design:
Nonpile-up nonsymmetrical
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
Shaft Flat/slot Angular Location:
270.0 degrees from nonturn device single actuator
Rotor Through Connection Quantity:
1 single section
Switch Actuator Indexing Position Quantity:
10 single actuator
Shaft Type:
Round, flatted single actuator
Terminal Type:
Tab, solder lug
Switch Actuator Positioning Increment:
36.0 degrees single actuator
Contact Load Current Rating:
100.0 milliamperes resistive load ac at sea level
Contact Load Current Rating:
200.0 milliamperes resistive load dc at sea level and 20.0 milliamperes inductive load dc at sea level
Style Designator:
Circular wafer, bushing mount
Thread Series Designator:
Unef single mounting facility
NSN:
5930-00-488-7759
Item Name:
Switch,firing,rack Assembly
Cage Code:
76854

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
8886700030-2
Cage Code:
57057
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Rotary Switches
------------ P/N 277474-BA1

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Last Updated: 03/23/2025