VRX11-18-4B

View detailed technical data, stock status, and sourcing information for: VRX11-18-4B

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VRX11-18-4B
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5990 Synchros and Resolvers
National Stock Number
5990-00-421-0953
Item Name Code
22966
Assigment Date
03/12/1969 (57 years ago)

An item consisting of a rotor and a stator inductively coupled. It usually has two rotor windings displaced from each other by 90 degrees and two stator windings similarly displaced. The output voltage(s) is a trigonometric function of the input voltage(s) and the angular displacement of the rotor with respect to the stator. See also synchro (as modified) and goniometer, electrical. Excludes:transolver, electrical and potentiometer sine/cosine electrical resolvers.

standard round c body style, 0.9995 inches minimum and 1.0000 inches maximum shoulder diameter, steel, stainless body material, 0.6245 inches minimum and 0.6250 inches maximum pilot diameter, 2.4110 inches minimum and 2.4150 inches maximum overall length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Material
steel, stainless
Body Style
standard round c
Shoulder Diameter
0.9995 inches minimum and 1.0000 inches maximum
Pilot Diameter
0.6245 inches minimum and 0.6250 inches maximum
Overall Length
2.4110 inches minimum and 2.4150 inches maximum
Flange Diameter
1.0570 inches minimum and 1.0650 inches maximum
Flange Thickness
0.0930 inches nominal
Undercut Diameter
0.9750 inches nominal
Undercut Width
0.0500 inches nominal
Shaft Diameter
0.1870 inches minimum and 0.1872 inches maximum single shaft
Shaft Length
0.5550 inches nominal single shaft
Fragility Factor
moderately rugged
Body Size
11
Rotor Input Voltage Rating In Volts
115.0 nominal
Frequency In Hertz
400.0 nominal
Rotor Input Current Rating
145.0 milliamperes nominal
Rotor Input Electrical Power Rating
760.0 milliwatts nominal
Zro Impedance Magnitude In Ohms
179.00 nominal
Zro Impedance Angle In Deg
78.00 nominal
Rotor Dc Resistance In Ohms
21.00 nominal
Stator Dc Resistance In Ohms
4.20 nominal
Phase Shift Angle In Deg
7.000 input to output nominal
Maximum Total Null Voltage Output In Millivolts Per Volt
20.00
Electrical Error Angular Range In Minutes
-3.0 to 3.0
Alignment Hole Quantity
4
Pilot Length
0.0620 inches nominal
Shoulder Length
unable to decode
Mounting Surface To Terminal End Distance
1.7890 inches maximum
Terminal Location
rear
Shaft Slot Depth
0.0210 inches minimum and 0.0310 inches maximum single shaft
Shaft Slot Width
0.0200 inches minimum and 0.0300 inches maximum single shaft
Shaft Type
round, slotted single shaft
Alignment Hole Depth
0.1250 inches nominal
Transformation Ratio
0.454 rotor to stator nominal
Alignment Hole Bolt Circle Diameter
0.8120 inches nominal
Terminal Type And Quantity
7 screw

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5990-00-410-7456 No Name Available 02/01/1988

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
23-805546-1 Electrical Resolver
MIS-12955/1 Electrical Resolver
VRX11-18-4B Electrical Resolver

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5990-00-421-0953?
The FSCG of the NSN 5990-00-421-0953 is 5990
Does the NSN 5990-00-421-0953 have a Schedule B code assigned?
Yes, the Schedule B code is 9018903000
Does NSN 5990-00-421-0953 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5990-00-421-0953 contain precious materials?
Item does not contain precious metal.
Does NSN 5990-00-421-0953 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5990-00-421-0953 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Mar 12, 1969

Professional Distribution

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