The Magnetic Pole Assy, cataloged under National Stock Number 7040-00-978-7930, 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Card Equipment) of the General Purpose ADP Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Magnetic Pole Assy
FSC / FSG
7040 — Punched Card Equipment (FSG 70)
Technical Specifications
Parameter
Value
NSN
7040-00-978-7930
Item Name
Magnetic Pole Assy
FSC / FSG
7040 / 70 — Punched Card Equipment
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1680-01-016-453928903POSSIBLE MATCH
TUBE ASSEMBLY,CONTROL
Possible match (shared part number)Transdigm Inc
4320-01-417-998528903POSSIBLE MATCH
HEAD ASSEMBLY,PUMP
Possible match (shared part number)Pulsafeeder Inc
4730-01-546-2480690NSBVGPOSSIBLE MATCH
ADAPTER ASSEMBLY,VALVE
Possible match (shared part number)Halkey-Roberts Corp Dba Halkey-Roberts Corp
5925-01-566-169028903POSSIBLE MATCH
CIRCUIT BREAKER
Possible match (shared part number)Schneider Electric Usa, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
28903
5/9Secondary reference
Data Products Corp
28903
3/9Design control — primary reference
Saga Engineering Corp
Related Parts
1680-01-016-4539POSSIBLE MATCH
TUBE ASSEMBLY,CONTROL
28903
4320-01-417-9985POSSIBLE MATCH
HEAD ASSEMBLY,PUMP
28903
4730-01-546-2480POSSIBLE MATCH
ADAPTER ASSEMBLY,VALVE
690NSBVG
5925-01-566-1690POSSIBLE MATCH
CIRCUIT BREAKER
28903
Frequently Asked Questions
What is NSN 7040-00-978-7930?
NSN 7040-00-978-7930 is a Magnetic Pole Assy, classified under FSC 7040, Punched Card Equipment. Status: active.
What NSN replaces 7040-00-978-7930?
4 possible matches (shared part number, not a government interchangeability claim): 1680-01-016-4539, 4320-01-417-9985, 4730-01-546-2480. Verify interchangeability with system specifications before substitution.
Is NSN 7040-00-978-7930 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.