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NSN 3020-01-243-9055Government record, cited
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Gear, Spur3020-01-243-9055

NSN 3020-01-243-9055 · NIIN 012439055 · Part number 634-0458-001
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 13499
Government record, cited
NSN 3020-01-243-9055 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-243-9055. Manufacturer of record part number: 634-0458-001.
Also searched as  3020-01-243-9055 · 3020012439055 · NIIN 012439055 · 01-243-9055 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 13499 · 634-0458-001
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Pitch Diameter: 1.2000 INCHES NOMINAL IN
  • Tooth Form: STANDARD
  • Attachment Method: MOUNTING HOLE
  • 1 manufacturer part number on file
  • Manufacturer of record: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Identification
  • NSN: 3020-01-243-9055
  • NIIN: 012439055
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 634-0458-001
  • Manufacturer: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-243-9055, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 4 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
NSN3020-01-243-9055
Primary Part Number634-0458-001
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Body StylePLAIN, SOLID
Pitch Diameter1.2000 INCHES NOMINAL IN
Tooth FormSTANDARD
Attachment MethodMOUNTING HOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
634-0458-001 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (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.
3020-00-000-0091
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-243-9055?

NSN 3020-01-243-9055 is a Gear,spur, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-243-9055?

NSN 3020-01-243-9055 has 1 manufacturer part number on file: 634-0458-001 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What are the specifications of 634-0458-001?

Key specifications for 634-0458-001: Body Style: PLAIN, SOLID; Pitch Diameter: 1.2000 INCHES NOMINAL IN; Tooth Form: STANDARD; Attachment Method: MOUNTING HOLE. 4 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-243-9055 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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