NSN 3020-00-830-1894 · NIIN 008301894 · Part number 11973
Grimes Aerospace Company · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 72914
Government record, cited
NSN 3020-00-830-1894 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-830-1894. Manufacturer of record part number: 11973.
Also searched as3020-00-830-1894 ·
3020008301894 ·
NIIN 008301894 ·
00-830-1894 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 72914 · 11973 · 015597
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 11973
Manufacturer: Grimes Aerospace Company
General Description
The Gear,worm Wheel, cataloged under National Stock Number 3020-00-830-1894, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Grimes Aerospace Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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
Gear,worm Wheel
FSC / FSG
3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers
Grimes Aerospace Company (CAGE 72914); Secs Inc (CAGE 23266)
Technical Specifications
Parameter
Value
NSN
3020-00-830-1894
Primary Part Number
11973
Item Name
Gear,worm Wheel
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Grimes Aerospace Company
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.
2540-01-170-25001.1773POSSIBLE MATCH
FRAME,SEAT CUSHION
Possible match (shared part number)Isringhausen, Inc.
3040-01-613-149311973POSSIBLE MATCH
HUB,BODY
Possible match (shared part number)Nexen Group Inc.
5120-01-654-1846POSSIBLE MATCH
RATCHET HEAD,SOCKET WRENCH HANDL
Possible match (shared part number)
4320-01-675-443811973POSSIBLE MATCH
PARTS KIT,ROTARY PUMP
Possible match (shared part number)Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
NSN 3020-00-830-1894 is a Gear,worm Wheel, manufactured by Grimes Aerospace Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-00-830-1894?
NSN 3020-00-830-1894 has 2 manufacturer part numbers on file: 11973 (Grimes Aerospace Company), 015597 (Secs Inc).
What NSN replaces 3020-00-830-1894?
4 possible matches (shared part number, not a government interchangeability claim): 2540-01-170-2500, 3040-01-613-1493, 5120-01-654-1846. Verify interchangeability with system specifications before substitution.
Is NSN 3020-00-830-1894 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.