The Shaft,straight, cataloged under National Stock Number 3040-01-199-1870, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-199-1870 |
| Primary Part Number | 1210B1525 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| First End Diameter | 0.2497 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED |
| End Similarity | IDENTICAL |
| First End Distance From End to Groove | 0.078 INCHES NOMINAL IN |
| First End Groove Diameter | 0.2300 INCHES NOMINAL IN |
| Material | STEEL COMP 303 |
| First End Groove Width | 0.0290 INCHES NOMINAL IN |
| 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 |
|---|---|
| 1210B1525 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 1213C1528 FIND 1 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 1213C1528 FIND 1 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
| 1210B1525 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
NSN 3040-01-199-1870 is a Shaft,straight, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-199-1870 has 2 manufacturer part numbers on file: 1210B1525 (Lockheed Martin Corporation Div Rms), 1213C1528 FIND 1 (Lockheed Martin Corporation Div Rms).
Key specifications for 1210B1525: First End Diameter: 0.2497 INCHES NOMINAL IN; First End Style: CIRCULAR GROOVED; Overall Length: 3.968 INCHES NOMINAL IN; End Similarity: IDENTICAL. 7 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.