The Bobweight Heavy, cataloged under National Stock Number 2915-00-452-8299, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Rolls-Royce Controls and Data Services Limited. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 2915-00-452-8299 |
| Primary Part Number | 688-84 |
| Item Name | Bobweight Heavy |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Rolls-Royce Controls and Data Services Limited |
| 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 |
|---|---|
| 688-84 PRIMARY | Rolls-Royce Controls and Data Services Limited (GBR) |
| Reference | Meaning |
|---|---|
| 688-84 | 5/9 Secondary reference Goodrich Control Systems Ltd T/a Goodrich Engine Control Systems |
NSN 2915-00-452-8299 is a Bobweight Heavy, manufactured by Rolls-Royce Controls and Data Services Limited, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-00-452-8299 has 1 manufacturer part number on file: 688-84 (Rolls-Royce Controls and Data Services Limited).
3 possible matches (shared part number, not a government interchangeability claim): 2810-00-512-9993, 3020-01-062-2729, 6615-01-616-1154. Verify interchangeability with system specifications before substitution.
Key specifications for 688-84: End Item Identification: 29154528203. 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 2915-00-452-8299 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.