Model: 2554-4

Rotary Switch

Properties:

Thread Class
2a single mounting facility
Thread Length
0.305 inches single mounting facility and 0.325 inches single mounting facility
Overall Length
1.885 inches
First Flat Length
0.120 inches single actuator
Flat Height
0.097 inches single actuator and 0.103 inches single actuator
Shaft Diameter
0.123 inches single actuator and 0.126 inches single actuator
Shaft Length
0.110 inches single actuator and 0.130 inches single actuator
Overall Diameter
0.688 inches
Nonturn Device Radius
0.250 inches at 3: 00 o'clock
Individual Section Quantity
4
Nonturn Device Type
Pin at 3: 00 o'clock
Operating Tempurature Range
-55.0/+85.0 degrees celsius
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 single section rear
Throw Quantity
12 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
Shaft Flat/slot Angular Location
15.0 degrees from contact position 1 single actuator
Switch Actuator Indexing Position Quantity
12 single actuator
Shaft Type
Round, flatted single actuator
Terminal Type
Tab, solder lug
Contact Switching Action
Breaks before makes single section rear
Switch Actuator Positioning Increment
30.0 degrees 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
Unef single mounting facility
Specification Data
06481-935186 manufacturers specification control
NSN
5930-00-489-7637
Part Number
2554-4
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 2554-4 NSN 5930-00-489-7637

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:
723
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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