The Resistor,variable,nonwire Wound,, cataloged under National Stock Number 5905-00-275-6540, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-275-6540 |
| Primary Part Number | GR816E12 |
| Item Name | Resistor,variable,nonwire Wound, |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Body Diameter | 1.156 INCHES MAXIMUM IN |
| Screw Thread Quantity Per Inch | 32.0 |
| Undercut Length | 0.719 INCHES NOMINAL IN |
| Electrical Resistance Per Section | 5.0 KILOHMS 1ST SECTION AND 3.5 KILOHMS 2ND SECTION |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 120.0 ALL SECTIONS |
| Section Quantity | 2 |
| Shaft Diameter | 0.250 INCHES MAXIMUM IN |
| Undercut Diameter | 0.125 INCHES NOMINAL IN |
| Nonturn Device Radius | 0.531 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL BUSHING MOUNTED |
| Overall Diameter | 1.484 INCHES MAXIMUM IN |
| Mounting Method | STANDARD BUSHING |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE |
| Shaft Style | ROUND, STEPPED |
| Actuator Type | DUAL CONCENTRIC |
| Shaft Length | 1.500 INCHES MAXIMUM IN |
| Body Length | 1.266 INCHES MAXIMUM IN |
| Power Dissipation Rating Per Section in Watts | 2.25 HEAT SINK ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 312.0 NOMINAL |
| Screw Thread Diameter | 0.375 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Screw Thread Series Designator | UNEF |
| Actuator Travel Control Feature | STOPS |
| Resistance Temp Characteristic Range Per Section in Percent | +0.0 TO 3.8 -25 DEG CELSIUS 1ST SECTION AND +0.0 TO 6.9 -55 DEG CELSIUS 1ST SECTION AND -2.5 TO 2.5 85 DEG CELSIUS 1ST SECTION AND +0.0 TO 1.9 0 DEG CELSIUS 1ST SECTION AND +0.0 TO 5.6 120 DEG CELSIUS 1ST SECTION AND +0.0 TO 1.5 0 DEG CELSIUS 2ND SECTION AND -2.0 TO 2.0 85 DEG CELSIUS 2ND SECTION AND +0.0 TO 3.0 -25 DEG CELSIUS 2ND SECTION AND +0.0 TO 5.5 -55 DEG CELSIUS 2ND SECTION AND +0.0 TO 4.5 120 DEG CELSIUS 2ND SECTION |
| Resistance Tolerance Per Section in Percent | -10.0 TO 10.0 ALL SECTIONS |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Rotary Actuator Travel in Angular Deg | 312.0 NOMINAL |
| Mounting Bushing Length | 0.375 INCHES NOMINAL IN |
| Device Design Type | ERR-030 AT 9:00 OCLOCKUNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| GR816E12 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| JJC95754 | 5/9 Secondary reference Clarostat Sensors and Controls |
| 95754 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
| JJC95754 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
NSN 5905-00-275-6540 is a Resistor,variable,nonwire Wound,, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-275-6540 has 1 manufacturer part number on file: GR816E12 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5355-00-519-3507. Verify interchangeability with system specifications before substitution.
Key specifications for GR816E12: Body Diameter: 1.156 INCHES MAXIMUM IN; Screw Thread Quantity Per Inch: 32.0; Undercut Length: 0.719 INCHES NOMINAL IN; Electrical Resistance Per Section: 5.0 KILOHMS 1ST SECTION AND 3.5 KILOHMS 2ND SECTION. 29 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.