NSN 1240-01-697-9278 · NIIN 016979278 · Part number WSOA40203DVO
Sig Sauer Inc. · FSC 1240 — Optical Sighting and Ranging Equipment · FSG 12 — Fire Control Equipment · CAGE 6ZWB1
Government record, cited
NSN 1240-01-697-9278 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-697-9278. Manufacturer of record part number: WSOA40203DVO.
Also searched as1240-01-697-9278 ·
1240016979278 ·
NIIN 016979278 ·
01-697-9278 ·
FSC 1240 Optical Sighting and Ranging Equipment · CAGE 6ZWB1 · WSOA40203DVO · 7403251
FSC: 1240 — Optical Sighting and Ranging Equipment
FSG: 12 — Fire Control Equipment
Primary part number: WSOA40203DVO
Manufacturer: Sig Sauer Inc.
General Description
The Mount,sight, cataloged under National Stock Number 1240-01-697-9278, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Sig Sauer Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
Mount,sight
FSC / FSG
1240 — Optical Sighting and Ranging Equipment (FSG 12)
Manufacturers
Sig Sauer Inc. (CAGE 6ZWB1)
Technical Specifications
Parameter
Value
NSN
1240-01-697-9278
Primary Part Number
WSOA40203DVO
Item Name
Mount,sight
FSC / FSG
1240 / 12 — Optical Sighting and Ranging Equipment
Manufacturer
Sig Sauer Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
NSN 1240-01-697-9278 is a Mount,sight, manufactured by Sig Sauer Inc., classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
What part numbers are listed for NSN 1240-01-697-9278?
NSN 1240-01-697-9278 has 1 manufacturer part number on file: WSOA40203DVO (Sig Sauer Inc.).
What NSN replaces 1240-01-697-9278?
4 possible matches (shared part number, not a government interchangeability claim): 1240-01-698-1628, 1240-01-698-1663, 6650-01-698-1743. Verify interchangeability with system specifications before substitution.
Is NSN 1240-01-697-9278 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.