PartsTable TECHNICAL DATA SHEET
NSN 3020-00-730-2445Government record, cited

Gear, Spur3020-00-730-2445

NSN 3020-00-730-2445 · NIIN 007302445 · Part number BL2461
Breeze-Eastern Llc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 08484
Government record, cited
NSN 3020-00-730-2445 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-730-2445. Manufacturer of record part number: BL2461.
Also searched as  3020-00-730-2445 · 3020007302445 · NIIN 007302445 · 00-730-2445 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 08484 · BL2461
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Furnished Items and Quantity: 1 EXTERNALLY LUBRICATED BEARING
  • Bore Nominal Diameter: 0.393 INCHES BOTH ENDS IN
  • Hub Nominal Diameter: 0.640 INCHES BOTH ENDS IN
  • Teeth Quantity: 56
  • Body Style: WEBBED, SOLID
  • Bore Style: PLAIN BOTH ENDS
  • Style Designator: FLUSH HUB
Identification
  • NSN: 3020-00-730-2445
  • NIIN: 007302445
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: BL2461
  • Manufacturer: Breeze-Eastern Llc
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-730-2445, 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 Breeze-Eastern Llc. Government technical data includes 14 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-730-2445
Primary Part NumberBL2461
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerBreeze-Eastern Llc
StatusACTIVE
Furnished Items and Quantity1 EXTERNALLY LUBRICATED BEARING
Bore Nominal Diameter0.393 INCHES BOTH ENDS IN
Hub Nominal Diameter0.640 INCHES BOTH ENDS IN
Teeth Quantity56
Body StyleWEBBED, SOLID
Bore StylePLAIN BOTH ENDS
Style DesignatorFLUSH HUB
Pitch Diameter1.7500 INCHES NOMINAL IN
Tooth FormSTANDARD
Hub Style DesignatorPLAIN BOTH ENDS
Nominal Outside Diameter1.813 INCHES IN
Pressure Angle20.0000 DEGREES
MaterialSTEEL OVERALL
Face Nominal Width0.354 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
BL2461 PRIMARY Breeze-Eastern Llc (USA)
No interchangeability data on file.
Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-001-2090
3020-00-001-2090 · Item name not on file
3020-00-001-4468
3020-00-001-4468 · Item name not on file
3020-00-007-2779
GEAR,ANTIBACKLASH,SPUR
3020-00-009-4033
GEAR,SPUR
3020-00-031-2269
3020-00-031-2269 · Item name not on file
3020-00-146-4181
GEAR,IDLER
3020-00-146-4222
GEAR,IDLER
3020-00-425-7115
GEAR,HELICAL

Frequently Asked Questions

What is NSN 3020-00-730-2445?

NSN 3020-00-730-2445 is a Gear,spur, manufactured by Breeze-Eastern Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-00-730-2445?

NSN 3020-00-730-2445 has 1 manufacturer part number on file: BL2461 (Breeze-Eastern Llc).

What are the specifications of BL2461?

Key specifications for BL2461: Furnished Items and Quantity: 1 EXTERNALLY LUBRICATED BEARING; Bore Nominal Diameter: 0.393 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.640 INCHES BOTH ENDS IN; Teeth Quantity: 56. 14 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-730-2445 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.

What is the DEMIL code for NSN 3020-00-730-2445?

NSN 3020-00-730-2445 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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.
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