The Synchro,differential Transmitter, cataloged under National Stock Number 5990-00-924-3939, is classified within Federal Supply Class 5990 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bofors Ab. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5990-00-924-3939 |
| Primary Part Number | X40-201-972 |
| Item Name | Synchro,differential Transmitter |
| FSC / FSG | 5990 / 59 — No Item Name Available |
| Manufacturer | Bofors Ab |
| Status | CANCELLED |
| Pilot Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Shoulder Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Body Style | STANDARD ROUND C |
| Flange Diameter | 1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN |
| Undercut Diameter | 0.9370 INCHES NOMINAL IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Alignment Hole Quantity | 4 |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Shaft Length | 0.5620 INCHES NOMINAL SINGLE SHAFT IN |
| Shaft Thread Length | 0.1900 INCHES NOMINAL SINGLE SHAFT IN |
| Stator Input Voltage Rating in Volts | 90.0 NOMINAL |
| Shaft Diameter | 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM SINGLE SHAFT IN |
| Zrs Impedance Magnitude in Ohms | 470.00 MINIMUM AND 570.00 MAXIMUM |
| Electrical Error Angular Range in Minutes | -7.0 TO 7.0 |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 90.00 |
| Alignment Hole Bolt Circle Diameter | 0.8120 INCHES NOMINAL IN |
| Shaft Thread Class | 2A SINGLE SHAFT A |
| Stator Input Electrical Power Rating | 530.0 MILLIWATTS NOMINAL |
| Zrs Impedance Angle in Deg | 23.00 MINIMUM AND 33.00 MAXIMUM |
| Shaft Thread Series Designator | UNF SINGLE SHAFT |
| Alignment Hole Depth | 0.1250 INCHES MINIMUM IN |
| Zso Impedance Angle in Deg | 79.00 MINIMUM AND 85.00 MAXIMUM |
| Zso Impedance Magnitude in Ohms | 1590.00 MINIMUM AND 2050.00 MAXIMUM |
| Mounting Surface to Terminal End Distance | 1.8510 INCHES NOMINAL IN |
| Phase Shift Angle in Deg | 4.000 INPUT TO OUTPUT NOMINAL |
| Spline Tooth Diametral Pitch | 120 SINGLE SHAFT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| X40-201-972 | Bofors Ab (SWE) |
| Q 320 707 002 | Rheinmetall Air Defence Ag (CHE) |
| MILS20708-81 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 11CDX4B | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Q 320 707 002 | Rheinmetall Soldier Electronics Gmbh (DEU) |
| 11CDX4B | Muirhead Aerospace Ltd (GBR) |
| X40-201-972 | Bae Systems Bofors Ab (SWE) |
NSN 5990-00-924-3939 is a Synchro,differential Transmitter, manufactured by Bofors Ab, classified under FSC 5990 (No Item Name Available). Status: cancelled.
NSN 5990-00-924-3939 has 7 cross-referenced part numbers: X40-201-972 (Bofors Ab), Q 320 707 002 (Rheinmetall Air Defence Ag), MILS20708-81 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 11CDX4B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), Q 320 707 002 (Rheinmetall Soldier Electronics Gmbh) and 2 more.
There are 3 known substitutes for 5990-00-924-3939: 5990-00-179-1871, 5990-00-603-9313, 5990-00-722-7327. Verify interchangeability with system specifications before substitution.
Key specifications for X40-201-972: Pilot Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN; Undercut Width: 0.0620 INCHES NOMINAL IN; Shoulder Diameter: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN; Flange Thickness: 0.0930 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5990-00-924-3939 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.