The Idler Assembly,link, cataloged under National Stock Number 7040-01-057-9937, is classified within Federal Supply Class 7040 (Punched Card Equipment) of the General Purpose ADP Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 7040-01-057-9937 |
| Item Name | Idler Assembly,link |
| FSC / FSG | 7040 / 70 — Punched Card Equipment |
| 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 |
| Reference | Meaning |
|---|---|
| 7906-03 | 3/2 Design control — primary reference U.S. Government activity |
| 7906-01 | 5/9 Secondary reference U.S. Government activity |
NSN 7040-01-057-9937 is a Idler Assembly,link, classified under FSC 7040, Punched Card Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5998-01-088-0014, 7025-01-103-8118, 7010-01-187-7799. Verify interchangeability with system specifications before substitution.
Key specifications for 7040-01-057-9937: End Item Identification: RC315U,CARD READER MODEL 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.