Model: 257373-H7E

Rotary Switch
Description:

2a single mounting facility thread class, 0.250 inches single mounting facility thread length, 7.625 inches overall length, 1.875 inches overall height.

Properties:

Thread Class
2a single mounting facility
Thread Length
0.250 inches single mounting facility
Overall Length
7.625 inches
Overall Height
1.875 inches
Overall Width
1.593 inches
Shaft Diameter
0.250 inches single actuator
Shaft Length
1.062 inches single actuator
Nonturn Device Radius
0.531 inches at 8: 00 o'clock
Individual Section Quantity
7
Nonturn Device Type
Pin at 8: 00 o'clock
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
1 each section front
Pole Quantity
1 each section rear
Throw Quantity
3 each section front
Throw Quantity
3 each section rear
Mounting Method
Threaded bushing single mounting facility
Thread Size
0.375 inches single mounting facility
Contact Voltage Rating In Volts
110.0 ac at sea level
Contact Voltage Rating In Volts
28.0 dc at sea level
Switch Actuator Indexing Position Quantity
6 single actuator
Shaft Type
Round single actuator
Terminal Type
Clip
Contact Switching Action
Breaks before makes 1st section front
Contact Switching Action
Breaks before makes 1st section rear
Contact Switching Action
Breaks before makes 3rd section front
Contact Switching Action
Breaks before makes 3rd section rear
Contact Switching Action
Breaks before makes 4th section front
Contact Switching Action
Breaks before makes 4th section rear
Contact Switching Action
Breaks before makes 5th section front
Contact Switching Action
Breaks before makes 5th section rear
Contact Switching Action
Breaks before makes 6th section front
Contact Switching Action
Breaks before makes 6th section rear
Contact Switching Action
Breaks before makes 7th section front
Contact Switching Action
Breaks before makes 7th section rear
Contact Switching Action
Makes before breaks 2nd section front
Contact Switching Action
Makes before breaks 2nd section rear
Switch Actuator Positioning Increment
30.0 degrees single actuator
Detent Rotational Torque Range
+30.000/+46.000 inch-ounces single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
2.0 amperes resistive load dc at sea level
Contact Load Current Rating
1.0 amperes resistive load ac at sea level
Precious Material And Location
Clips silver
Precious Material
Silver
Style Designator
Circular wafer, bushing mount
Thread Series Designator
Unef single mounting facility
NSN
5930-00-001-3829
Part Number
257373-H7E
Description
Switch,rotary
CAGE
76854

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 257373-H7E NSN 5930-00-001-3829

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:
0.1000lbs
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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