The Pivot Shaft Assembly, cataloged under National Stock Number 3040-01-085-7501, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Decision Data Computer Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-085-7501 |
| Primary Part Number | 12858-00 |
| Item Name | Pivot Shaft Assembly |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Decision Data Computer Corp |
| 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 |
|---|---|
| 12858-00 PRIMARY | Decision Data Computer Corp (USA) |
| Reference | Meaning |
|---|---|
| 7905355-075 | 1/2 Source control — Government-approved source U.S. Government activity |
| 7905355 | D/9 Drawing number reference only U.S. Government activity |
NSN 3040-01-085-7501 is a Pivot Shaft Assembly, manufactured by Decision Data Computer Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-085-7501 has 1 manufacturer part number on file: 12858-00 (Decision Data Computer Corp).
1 possible match (shared part number, not a government interchangeability claim): 7050-01-087-1425. Verify interchangeability with system specifications before substitution.
Key specifications for 12858-00: End Item Identification: PUNCHED CARD READER,SPERRY UNIVAC INC,MODELS NO. 8001 AND 8010. 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.