The Weight,counterbalance, cataloged under National Stock Number 3040-01-476-2981, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Weight,counterbalance |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc (CAGE 53443) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-476-2981 |
| Primary Part Number | 1000601-X-20-06 |
| Item Name | Weight,counterbalance |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc |
| 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 |
|---|---|
| 1000601-X-20-06 PRIMARY | Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc (USA) |
| Reference | Meaning |
|---|---|
| 1000601-II-20-06 | 5/9 Secondary reference Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc |
| 1000601-I-20-06 | 5/9 Secondary reference Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc |
| 1000601 | D/9 Drawing number reference only Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc |
NSN 3040-01-476-2981 is a Weight,counterbalance, manufactured by Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-476-2981 has 1 manufacturer part number on file: 1000601-X-20-06 (Robert E. Krueger Manufacturing and Engineering Company, Llc Dba Robert E Krueger Manufacturing & Engineering Co Llc).
3 possible matches (shared part number, not a government interchangeability claim): 5945-01-476-7351, 4730-01-580-3957, 3010-01-598-8668. Verify interchangeability with system specifications before substitution.
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.