PartsTable TECHNICAL DATA SHEET
NSN 3020-01-398-9971Government record, cited

Gear, Spur3020-01-398-9971

NSN 3020-01-398-9971 · NIIN 013989971 · Part number 7P2124
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 77445
Government record, cited
NSN 3020-01-398-9971 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-398-9971. Manufacturer of record part number: 7P2124.
Also searched as  3020-01-398-9971 · 3020013989971 · NIIN 013989971 · 01-398-9971 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 77445 · 7P2124
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 10
  • Body Style: PLAIN, SOLID
  • Bore Style: PLAIN BOTH ENDS
  • Style Designator: PROTRUDING HUBS
  • Pitch Diameter: 6.3500 INCHES NOMINAL IN
  • Pressure Angle: 28.0000 DEGREES
  • Material: STEEL OVERALL
Identification
  • NSN: 3020-01-398-9971
  • NIIN: 013989971
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 7P2124
  • Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-398-9971, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 8 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-398-9971
Primary Part Number7P2124
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Teeth Quantity10
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Style DesignatorPROTRUDING HUBS
Pitch Diameter6.3500 INCHES NOMINAL IN
Pressure Angle28.0000 DEGREES
MaterialSTEEL OVERALL
Face Nominal Width0.610 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
7P2124 Rtx Corporation Div Pratt & Whitney (USA)
7P2124 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (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 3020-01-398-9971?

NSN 3020-01-398-9971 is a Gear,spur, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-398-9971?

NSN 3020-01-398-9971 has 2 manufacturer part numbers on file: 7P2124 (Rtx Corporation Div Pratt & Whitney), 7P2124 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What are the specifications of 7P2124?

Key specifications for 7P2124: Teeth Quantity: 10; Body Style: PLAIN, SOLID; Bore Style: PLAIN BOTH ENDS; Style Designator: PROTRUDING HUBS. 8 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-398-9971 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 3020-01-398-9971?

NSN 3020-01-398-9971 has DEMIL Code B. 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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