Model: 1HDG

Differential Transmitter Synchro

Properties:

Body Material
Aluminum
Body Style
Standard round, rear mounting flange
Shoulder Diameter
1.2500 inches
Pilot Diameter
1.0625 inches
Second Shoulder Diameter
1.9500 inches
Second Shoulder Length
0.0250 inches
Overall Length
4.2000 inches
Flange Diameter
Between 2.2480 inches and 2.2500 inches
Flange Thickness
0.2500 inches
Body Diameter
2.2300 inches
Shaft Diameter
0.1820 inches single shaft
Shaft Length
0.3850 inches single shaft
Shaft Undercut Width
0.0150 inches single shaft
Fragility Factor
Moderately rugged
Maximum Tempurature Rise
50.0 degrees celsius
Body Size
23
Stator Input Voltage Rating In Volts
115.0
Stator Input Current Rating
300.0 milliamperes
Stator Input Electrical Power Rating
8.0 watts
Frequency In Hertz
60.0
Electrical Error Angular Range In Minutes
-18.0/+18.0
Torque Gradient Per Angular Deg
0.035 inch-ounces
Alignment Hole Quantity
3
Pilot Length
0.1250 inches
Shoulder Length
0.0550 inches
Second Shoulder Face To Rear Flange Distance
0.0450 inches
Shaft Thread Series Designator
Unf single shaft
Shaft Thread Direction
Right-hand single shaft
Shaft Thread Class
2a
Terminal Location
Rear
Shaft Tapered End Minor Diameter
0.0200 inches single shaft
Shaft Type
Round, tapered, threaded, undercut single shaft
Alignment Hole Depth
0.1560 inches
Transformation Ratio
0.774 rotor to stator
Shaft Taper Angle In Deg
0.021 single shaft
Shaft Tip Length
0.1500 inches single shaft
Alignment Hole Bolt Circle Diameter
0.8440 inches
Shaft Taper Length
0.1840 inches single shaft
Shaft Thread Size
0.112 inches single shaft
Shaft Undercut Diameter
0.0100 inches single shaft
Test Data Document
81349-mil-s-22335 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Terminal Type And Quantity
6 screw
NSN
5990-00-644-0090
Part Number
1HDG
Description
Synchro,differential Transmitter
CAGE
81349

A synchro, the rotor of which is mechanically positioned for modifying electrical angular information, received from a transmitter synchro and transmitting to receiver synchro or control transformer synchro electrical information corresponding to the sum or difference of the electrical input angle and its rotor position angle. Does not include variable resistors, goniometers, variable transformers, or items with dials.

Part 1HDG NSN 5990-00-644-0090

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02071
FIIG:
A07800
Concept No.:
1
App. Key:
B
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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.5000lbs
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:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
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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