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NSN 3020-01-486-0226Government record, cited
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Gear Sector, Spur3020-01-486-0226

NSN 3020-01-486-0226 · NIIN 014860226
FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment
Government record, cited
Also searched as  3020-01-486-0226 · 3020014860226 · NIIN 014860226 · 01-486-0226 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · 4497454 · 122-4497454 PC 1 · 6600338 · 122-6600338 PC11
Nearby stock numbers  ·
Features
  • Gear Sector,spur — FSC 3020
  • Bore Nominal Diameter: 1.5040 INCHES BOTH ENDS IN
  • Teeth Quantity: 16
  • Nominal Outside Radius: 10.9375 INCHES IN
  • Bore Style: PLAIN BOTH ENDS
  • Nominal Overall Length: 2.7500 INCHES IN
  • Style Designator: SIDE FACE, FRONT HUB FLUSH, BACK HUB PROTRUDING
  • Pitch Radius: 7.0000 INCHES NOMINAL IN
Identification
  • NSN: 3020-01-486-0226
  • NIIN: 014860226
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
General Description

The Gear Sector,spur, cataloged under National Stock Number 3020-01-486-0226, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-486-0226
Item NameGear Sector,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
StatusACTIVE
Bore Nominal Diameter1.5040 INCHES BOTH ENDS IN
Teeth Quantity16
Nominal Outside Radius10.9375 INCHES IN
Bore StylePLAIN BOTH ENDS
Nominal Overall Length2.7500 INCHES IN
Style DesignatorSIDE FACE, FRONT HUB FLUSH, BACK HUB PROTRUDING
Pitch Radius7.0000 INCHES NOMINAL IN
MaterialNICKEL ALLOY OVERALL
Face Nominal Width1.9375 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-486-0355122-6600338 PC 12 POSSIBLE MATCH
GEAR SECTOR,SPUR
Possible match (shared part number)Naval Sea Systems Command
2040-01-486-0494122-6600338PC17 POSSIBLE MATCH
LINK,HATCH,BALLISTI
Possible match (shared part number)Naval Sea Systems Command
3040-01-486-5220122-6600338 PC 18 POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
3120-01-486-9690122-6600338 PC 16 POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
3120-01-486-9691122-6600338 PC 23 POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
3120-01-486-9692122-6600338 PC 24 POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
4497454 D/9 Drawing number reference only
Naval Sea Systems Command
122-4497454 PC 1 5/9 Secondary reference
Naval Sea Systems Command
6600338 D/9 Drawing number reference only
Naval Sea Systems Command
122-6600338 PC11 3/9 Design control — primary reference
Naval Sea Systems Command
Related Parts
3020-01-486-0355POSSIBLE MATCH
GEAR SECTOR,SPUR
122-6600338 PC 12
2040-01-486-0494POSSIBLE MATCH
LINK,HATCH,BALLISTI
122-6600338PC17
3040-01-486-5220POSSIBLE MATCH
SHAFT,SHOULDERED
122-6600338 PC 18
3120-01-486-9690POSSIBLE MATCH
BUSHING,SLEEVE
122-6600338 PC 16
3120-01-486-9691POSSIBLE MATCH
BUSHING,SLEEVE
122-6600338 PC 23
3120-01-486-9692POSSIBLE MATCH
BUSHING,SLEEVE
122-6600338 PC 24

Frequently Asked Questions

What is NSN 3020-01-486-0226?

NSN 3020-01-486-0226 is a Gear Sector,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What NSN replaces 3020-01-486-0226?

6 possible matches (shared part number, not a government interchangeability claim): 3020-01-486-0355, 2040-01-486-0494, 3040-01-486-5220. Verify interchangeability with system specifications before substitution.

What are the specifications of 3020-01-486-0226?

Key specifications for 3020-01-486-0226: Bore Nominal Diameter: 1.5040 INCHES BOTH ENDS IN; Teeth Quantity: 16; Nominal Outside Radius: 10.9375 INCHES IN; Bore Style: PLAIN BOTH ENDS. 9 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-486-0226 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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