The Diode Block Assembl, cataloged under National Stock Number 7040-00-008-1826, 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Card Equipment) of the General Purpose ADP Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government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
Diode Block Assembl
FSC / FSG
7040 — Punched Card Equipment (FSG 70)
Technical Specifications
Parameter
Value
NSN
7040-00-008-1826
Item Name
Diode Block Assembl
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 Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5315-00-104-5198POSSIBLE MATCH
PIN,GROOVED
Possible match (shared part number)
5340-00-321-2672POSSIBLE MATCH
COVER,ACCESS
Possible match (shared part number)
5950-00-632-6552POSSIBLE MATCH
TRANSFORMER,RADIO FREQUENCY
Possible match (shared part number)
4820-00-738-845719438-14002-00POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5999-00-878-522210605259POSSIBLE MATCH
HEAT SINK,ELECTRICAL-ELECTRONIC
Possible match (shared part number)Us Army Aviation and Missile Command
5940-01-353-570240725POSSIBLE MATCH
TERMINAL,LUG
Possible match (shared part number)Te Connectivity Corporation
5998-01-376-75284072-5POSSIBLE MATCH
RETAINER-EJECTOR,ELECTRICAL CARD
Possible match (shared part number)Trig-Tek, Incorporated
5340-01-423-239940725POSSIBLE MATCH
CLIP,RETAINING
Possible match (shared part number)Multiton Mic Corporation Dba Multiton Mic Corporation
6850-01-526-3487POSSIBLE MATCH
ANTIFOGGING KIT
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
40725
3/9Design control — primary reference
Saga Engineering Corp
40725
5/9Secondary reference
Data Products Corp
Related Parts
5315-00-104-5198POSSIBLE MATCH
PIN,GROOVED
5340-00-321-2672POSSIBLE MATCH
COVER,ACCESS
5950-00-632-6552POSSIBLE MATCH
TRANSFORMER,RADIO FREQUENCY
4820-00-738-8457POSSIBLE MATCH
SEAT,VALVE
19438-14002-00
5999-00-878-5222POSSIBLE MATCH
HEAT SINK,ELECTRICAL-ELECTRONIC
10605259
5940-01-353-5702POSSIBLE MATCH
TERMINAL,LUG
40725
5998-01-376-7528POSSIBLE MATCH
RETAINER-EJECTOR,ELECTRICAL CARD
4072-5
5340-01-423-2399POSSIBLE MATCH
CLIP,RETAINING
40725
6850-01-526-3487POSSIBLE MATCH
ANTIFOGGING KIT
Frequently Asked Questions
What is NSN 7040-00-008-1826?
NSN 7040-00-008-1826 is a Diode Block Assembl, classified under FSC 7040, Punched Card Equipment. Status: active.
What NSN replaces 7040-00-008-1826?
9 possible matches (shared part number, not a government interchangeability claim): 5315-00-104-5198, 5340-00-321-2672, 5950-00-632-6552. Verify interchangeability with system specifications before substitution.
Is NSN 7040-00-008-1826 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.