The Shaft, cataloged under National Stock Number 2990-00-026-0144, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-026-0144 |
| Item Name | Shaft |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 6.375 IN. O/A L; W/WEIGHTS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AA7S3850 | 5/9 Secondary reference Renk America Llc Div Renk America |
| 25315 | 5/2 Secondary reference U.S. Government activity |
| AA7S4140 | 5/9 Secondary reference Deco-Grand Inc Sub of Grand Machining Co |
| AA7S3850 | 3/9 Design control — primary reference Deco-Grand Inc Sub of Grand Machining Co |
NSN 2990-00-026-0144 is a Shaft, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-00-917-3638, 5306-01-725-1497. Verify interchangeability with system specifications before substitution.
Key specifications for 2990-00-026-0144: General Characteristics Item Description: STEEL; 6.375 IN. O/A L; W/WEIGHTS IN; End Item Identification: GRUMMAN AEROSAPCE A-10 AIRCRAFT. 1 specification is 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.