The Weight,counterbalance, cataloged under National Stock Number 3040-00-946-9840, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-946-9840 |
| Primary Part Number | 528445CL2 |
| Item Name | Weight,counterbalance |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| 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 |
|---|---|
| 528445CL2 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 528445CL2 | Howie Manufacturing Co Inc (USA) |
| 528445CL2 | Moeller Mfg. Company, Llc Div Aircraft (USA) |
| Reference | Meaning |
|---|---|
| 528445CL2 | 5/9 Secondary reference Royal Oak Gage, Inc |
NSN 3040-00-946-9840 is a Weight,counterbalance, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-946-9840 has 3 manufacturer part numbers on file: 528445CL2 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 528445CL2 (Howie Manufacturing Co Inc), 528445CL2 (Moeller Mfg. Company, Llc Div Aircraft).
Key specifications for 528445CL2: Special Features: STAINLESS STEEL; 0.2606 IN. TO 0.2646 IN. LG; 0.348 IN. 0.352 IN. W; 0.098 IN. TO 0.102 IN. H; 0.1293 IN. TO 0.1333 IN. EDGE TO C ALONG LG; 0.03261 OZ WT OZ; End Item Identification: USED ON J-52-P-408A ENGINES 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.
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.