PartsTable TECHNICAL DATA SHEET
NSN 3020-01-506-8253Government record, cited

Gear, Bevel3020-01-506-8253

NSN 3020-01-506-8253 · NIIN 015068253 · Part number 154B9142
R R Transmissions Inc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 0M7H9
Government record, cited
NSN 3020-01-506-8253 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-506-8253. Manufacturer of record part number: 154B9142.
Also searched as  3020-01-506-8253 · 3020015068253 · NIIN 015068253 · 01-506-8253 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 0M7H9 · 154B9142 · PL0975-1.XLS POS NO. 14 · EX-975-1 POS NO. 14
Nearby stock numbers  ·
Features
  • Gear,bevel — FSC 3020
  • 3 manufacturer part numbers on file
  • Manufacturer of record: R R Transmissions Inc
Identification
  • NSN: 3020-01-506-8253
  • NIIN: 015068253
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 154B9142
  • Manufacturer: R R Transmissions Inc
General Description

The Gear,bevel, cataloged under National Stock Number 3020-01-506-8253, 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 R R Transmissions Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-506-8253
Primary Part Number154B9142
Item NameGear,bevel
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerR R Transmissions Inc
StatusACTIVE
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
PL0975-1.XLS POS NO. 14 R R Transmissions Inc (USA)
EX-975-1 POS NO. 14 R R Transmissions Inc (USA)
154B9142 PRIMARY R R Transmissions Inc (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 3020-01-506-8253?

NSN 3020-01-506-8253 is a Gear,bevel, manufactured by R R Transmissions Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-506-8253?

NSN 3020-01-506-8253 has 3 manufacturer part numbers on file: PL0975-1.XLS POS NO. 14 (R R Transmissions Inc), EX-975-1 POS NO. 14 (R R Transmissions Inc), 154B9142 (R R Transmissions Inc).

What are the specifications of 154B9142?

Key specifications for 154B9142: Part Name Assigned by Controlling Agency: SUB GEAR, SECOND STAGE; End Item Identification: GEAR REDUCER. 0 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-506-8253 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.
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