NSN 3020-01-476-2412 · NIIN 014762412 · Part number 124-4322629 PC 26
Naval Sea Systems Command · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3020-01-476-2412 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-476-2412. Manufacturer of record part number: 124-4322629 PC 26.
Also searched as3020-01-476-2412 ·
3020014762412 ·
NIIN 014762412 ·
01-476-2412 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 53711 · 124-4322629 PC 26 · 4322629
Material Document and Classification: QQ-B-726 CL C FED SPEC SINGLE MATERIAL RESPONSE BODY
Pitch Diameter: 2.1250 INCHES NOMINAL IN
Tooth Form: STUB
Identification
NSN: 3020-01-476-2412
NIIN: 014762412
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 124-4322629 PC 26
Manufacturer: Naval Sea Systems Command
General Description
The Gear,spur, cataloged under National Stock Number 3020-01-476-2412, 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 Naval Sea Systems Command. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3020-01-476-2412
Primary Part Number
124-4322629 PC 26
Item Name
Gear,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Teeth Quantity
17
Body Style
PLAIN, SOLID
Bore Style
SQUARE BOTH ENDS
Style Designator
HUBLESS
Material Document and Classification
QQ-B-726 CL C FED SPEC SINGLE MATERIAL RESPONSE BODY
Pitch Diameter
2.1250 INCHES NOMINAL IN
Tooth Form
STUB
Bore Nominal Width
1.000 INCHES BOTH ENDS IN
Nominal Outside Diameter
2.325 INCHES IN
Material
COPPER ALLOY 863 BODY
Face Nominal Width
1.125 INCHES IN
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-476-2413124-4322629 PC 27POSSIBLE MATCH
GEAR SECTOR,SPUR
Possible match (shared part number)Naval Sea Systems Command
5310-01-476-3035124-4322629 PC 1POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Naval Sea Systems Command
3040-01-476-3462124-4322629 PC 18POSSIBLE MATCH
SPINDLE,MECHANICALLY ACTUATED
Possible match (shared part number)Naval Sea Systems Command
3040-01-476-3467124-4322629 PC 19POSSIBLE MATCH
SPINDLE,MECHANICALLY ACTUATED
Possible match (shared part number)Naval Sea Systems Command
5340-01-479-8984124-4322629 PC 9POSSIBLE MATCH
ROD END,THREADED
Possible match (shared part number)Naval Sea Systems Command
5340-01-479-8986124-4322629 PC 10POSSIBLE MATCH
ROD END,THREADED
Possible match (shared part number)Naval Sea Systems Command
3040-01-479-9281124-4322629 PC 12POSSIBLE MATCH
CONNECTING LINK,RIGID
Possible match (shared part number)Naval Sea Systems Command
NSN 3020-01-476-2412 is a Gear,spur, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-476-2412?
NSN 3020-01-476-2412 has 1 manufacturer part number on file: 124-4322629 PC 26 (Naval Sea Systems Command).
What NSN replaces 3020-01-476-2412?
7 possible matches (shared part number, not a government interchangeability claim): 3020-01-476-2413, 5310-01-476-3035, 3040-01-476-3462. Verify interchangeability with system specifications before substitution.
What are the specifications of 124-4322629 PC 26?
Key specifications for 124-4322629 PC 26: Teeth Quantity: 17; Body Style: PLAIN, SOLID; Bore Style: SQUARE BOTH ENDS; Style Designator: HUBLESS. 11 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-476-2412 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.