Model: 212781-1

Receiver Synchro

Properties:

Body Material
Aluminum alloy
Body Style
Standard round, rear mounting flange
Shoulder Diameter
Between 1.7710 inches and 1.7715 inches
Pilot Diameter
Between 0.9839 inches and 0.9842 inches
Second Shoulder Diameter
2.1870 inches
Second Shoulder Length
0.0300 inches
Overall Length
6.6300 inches
Flange Thickness
Between 0.2490 inches and 0.2510 inches
Shaft Diameter
0.2498 inches single shaft and 0.2500 inches single shaft
Shaft Length
0.8280 inches single shaft
Body Size
37
Rotor Input Voltage Rating In Volts
115.0
Frequency In Hertz
60.0
Rotor Input Current Rating
600.0 milliamperes
Rotor Input Electrical Power Rating
7.0 watts
Torque Gradient Per Angular Deg
0.400 inch-ounces
Pilot Length
Between 0.4990 inches and 0.5010 inches
Shoulder Length
Between 0.3260 inches and 0.3300 inches
Second Shoulder Face To Rear Flange Distance
Between 3.0260 inches and 3.0360 inches
Shaft Thread Series Designator
Unf single shaft
Shaft Thread Direction
Right-hand single shaft
Shaft Thread Class
3a single shaft
Terminal Location
Rear
Shaft Slot Depth
0.0460 inches single shaft
Shaft Slot Width
0.0300 inches single shaft
Shaft Type
Round, slotted single shaft
Shaft Thread Size
0.247 inches single shaft
Terminal Type And Quantity
5 screw
Nondefinitive Specification/std Data
5n type
NSN
5990-00-504-6521
Part Number
212781-1
Description
Synchro,receiver
CAGE
10001

A synchro consisting of a stator and rotor inductively coupled. The rotor is free to turn in accordance with the electrical input from a transmitter synchro or a differential synchro. Does not include variable resistors, goniometers, variable transformers, or items with dials.

Part 212781-1 NSN 5990-00-504-6521

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02072
FIIG:
A07800
Concept No.:
1
App. Key:
F
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:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
8.0 X 6.0 X 6.0
Paclk Weight:
7.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
590
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9014900000
  • SITC: 87412
  • End Use: Marine engines, parts
  • NAICS: 334511
  • USDA: 1

Freight Class: Parts & accessories for direction finding compasses and other navigational instruments and appliances

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