The Tube Assembly,aircraft Engine, cataloged under National Stock Number 2995-01-651-6093, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Science Applications International Corporation Dba Saic Div Classified Aircraft Operations. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2995-01-651-6093 |
| Primary Part Number | 21E1240-200 |
| Item Name | Tube Assembly,aircraft Engine |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Science Applications International Corporation Dba Saic Div Classified Aircraft Operations |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21E1240-200 | Science Applications International Corporation Dba Saic Div Classified Aircraft Operations (USA) |
| Reference | Meaning |
|---|---|
| 21E1240 | D/9 Drawing number reference only U.S. Government activity |
| 21E1240-200 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2995-01-651-6093 is a Tube Assembly,aircraft Engine, manufactured by Science Applications International Corporation Dba Saic Div Classified Aircraft Operations, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-01-651-6093 has 1 manufacturer part number on file: 21E1240-200 (Science Applications International Corporation Dba Saic Div Classified Aircraft Operations).
1 possible match (shared part number, not a government interchangeability claim): 2995-01-651-6094. Verify interchangeability with system specifications before substitution.
Key specifications for 21E1240-200: Part Name Assigned by Controlling Agency: NO.1 AND 3 ENGINE TUBE ASSEMBLY; End Item Identification: CH-53A/D/E HELICOPTER A. 0 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.
NSN 2995-01-651-6093 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.