NSN 3020-01-348-1586 · NIIN 013481586 · Part number 3C3719P12
General Electric Company · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 07482
Government record, cited
NSN 3020-01-348-1586 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-348-1586. Manufacturer of record part number: 3C3719P12.
Also searched as3020-01-348-1586 ·
3020013481586 ·
NIIN 013481586 ·
01-348-1586 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 07482 · 3C3719P12 · 1407M28P01 · 1407M28 · 3C3719
Nominal Width Across Flats: 0.688 INCHES BOTH ENDS IN
Bore Nominal Diameter: 0.688 INCHES BOTH ENDS IN
Teeth Quantity: 50
Body Style: PLAIN, SOLID
Counterbore Nominal Diameter: 1.100 INCHES FIRST END IN
Bore Style: HEX BOTH ENDS
Bore Style: W/COUNTERBORE FIRST END
Identification
NSN: 3020-01-348-1586
NIIN: 013481586
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 3C3719P12
Manufacturer: General Electric Company
General Description
The Gear,spur, cataloged under National Stock Number 3020-01-348-1586, 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 General Electric Company. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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
3020-01-348-1586
Primary Part Number
3C3719P12
Item Name
Gear,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
General Electric Company
Status
ACTIVE
Nominal Width Across Flats
0.688 INCHES BOTH ENDS IN
Bore Nominal Diameter
0.688 INCHES BOTH ENDS IN
Teeth Quantity
50
Body Style
PLAIN, SOLID
Counterbore Nominal Diameter
1.100 INCHES FIRST END IN
Bore Style
HEX BOTH ENDS
Bore Style
W/COUNTERBORE FIRST END
Hardness Rating
30.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
Style Designator
HUBLESS
Pitch Diameter
2.5000 INCHES NOMINAL IN
Tooth Form
STANDARD
Nominal Outside Diameter
2.600 INCHES IN
Pressure Angle
20.0000 DEGREES
Material
STEEL COMP 630 OVERALL
Counterbore Nominal Depth
0.136 INCHES FIRST END IN
Face Nominal Width
0.375 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 Items12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-348-15873C3719P26POSSIBLE MATCH
GEAR,SPUR
Possible match (shared part number)General Electric Company
3040-01-348-44033C3719P30POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)General Electric Company
3040-01-348-44043C3719P38POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)General Electric Company
3020-01-348-44953C3719P31POSSIBLE MATCH
GEAR,SPUR
Possible match (shared part number)General Electric Company
4710-01-672-70153C3719-150POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Vertex Aircraft Integration and Sustainment Llc
4710-01-672-70873C3719-70POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Vertex Aircraft Integration and Sustainment Llc
4710-01-672-70943C3719-250POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Vertex Aircraft Integration and Sustainment Llc
4710-01-672-71033C3719-110POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Vertex Aircraft Integration and Sustainment Llc
4710-01-672-71233C3719-50POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Vertex Aircraft Integration and Sustainment Llc
4710-01-672-76583C3719-290POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Vertex Aircraft Integration and Sustainment Llc
NSN 3020-01-348-1586 is a Gear,spur, manufactured by General Electric Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-348-1586?
NSN 3020-01-348-1586 has 2 manufacturer part numbers on file: 1407M28P01 (General Electric Company), 3C3719P12 (General Electric Company).
What NSN replaces 3020-01-348-1586?
12 possible matches (shared part number, not a government interchangeability claim): 3020-01-348-1587, 3040-01-348-4403, 3040-01-348-4404. Verify interchangeability with system specifications before substitution.
What are the specifications of 3C3719P12?
Key specifications for 3C3719P12: Nominal Width Across Flats: 0.688 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.688 INCHES BOTH ENDS IN; Teeth Quantity: 50; Body Style: PLAIN, SOLID. 16 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-348-1586 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.