The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-01-066-0772, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-066-0772 |
| Primary Part Number | L02520 |
| Item Name | Resistor,variable,wire Wound,pre |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| Body Diameter | 3.031 INCHES MAXIMUM IN |
| Lateral Runout | 0.002 INCHES IN |
| Electrical Resistance Per Section | 5.0 KILOHMS ALL SECTIONS |
| Mounting Lip Depth | 0.0930 INCHES NOMINAL IN |
| Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power | 125.0 ALL SECTIONS |
| Undercut Width | 0.0730 INCHES MINIMUM IN |
| Section Quantity | 2 |
| Shaft Diameter | 0.250 INCHES MAXIMUM IN |
| Undercut Diameter | 2.875 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Function Characteristic Per Section | ALL SECTIONS LINEAR |
| Body Style | CYLINDRICAL SERVO MOUNTED |
| Function Conformity Tolerance Per Section | -0.05 TO 0.05 ALL SECTIONS |
| Shaft End Play | 0.005 INCHES IN |
| Mounting Method | CLAMP RING(S) |
| Criticality Code Justification | FEAT |
| Temp Coefficient of Resistance Per Section in Ppm Per Deg Celsius | -300.0 TO 300.0 ALL SECTIONS |
| Terminal Location | RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Lip Diameter | 3.0000 INCHES NOMINAL IN |
| Shaft Style | ROUND |
| Actuator Type | SINGLE SHAFT |
| Shaft Length | 1.000 INCHES NOMINAL IN |
| Pilot Diameter | 2.8750 INCHES MINIMUM IN |
| Body Length | 2.187 INCHES MAXIMUM IN |
| Shaft Runout | 0.002 INCHES IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Power Dissipation Rating Per Section in Watts | 4.5 FREE AIR ALL SECTIONS |
| Effective Electrical Rotation in Deg Angular Rotation | 350.0 NOMINAL |
| Pilot Diameter Runout | 0.002 INCHES IN |
| Bearing Type | BALL SHAFT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| L02520 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| Reference | Meaning |
|---|---|
| 120961 | 5/9 Secondary reference Vamistor/weston Div of Vamistor Corp of Tennessee Inc |
| 120961 | 5/9 Secondary reference U.S. Government activity |
NSN 5905-01-066-0772 is a Resistor,variable,wire Wound,pre, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-066-0772 has 1 manufacturer part number on file: L02520 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).
Key specifications for L02520: Body Diameter: 3.031 INCHES MAXIMUM IN; Lateral Runout: 0.002 INCHES IN; Electrical Resistance Per Section: 5.0 KILOHMS ALL SECTIONS; Mounting Lip Depth: 0.0930 INCHES NOMINAL IN. 30 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.