PartsTable TECHNICAL DATA SHEET
NSN 3020-01-277-6543Government record, cited

Gear, Spur3020-01-277-6543

NSN 3020-01-277-6543 · NIIN 012776543 · Part number 81
Ingersoll-Rand Co Material Handling Div · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 06550
Government record, cited
NSN 3020-01-277-6543 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-277-6543. Manufacturer of record part number: 81.
Also searched as  3020-01-277-6543 · 3020012776543 · NIIN 012776543 · 01-277-6543 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 06550 · 81 · 1451 ITEM 9
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Style Designator: PROTRUDING HUB
  • Hub Style Designator: 1 STEP FIRST END
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Ingersoll-Rand Co Material Handling Div
Identification
  • NSN: 3020-01-277-6543
  • NIIN: 012776543
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 81
  • Manufacturer: Ingersoll-Rand Co Material Handling Div
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-277-6543, 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 Ingersoll-Rand Co Material Handling Div. Government technical data includes 2 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
NSN3020-01-277-6543
Primary Part Number81
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerIngersoll-Rand Co Material Handling Div
StatusACTIVE
Style DesignatorPROTRUDING HUB
Hub Style Designator1 STEP FIRST END
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
81 PRIMARY Ingersoll-Rand Co Material Handling Div (USA)
1451 ITEM 9 Ingersoll-Rand Co Material Handling Div (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 3020-01-277-6543?

NSN 3020-01-277-6543 is a Gear,spur, manufactured by Ingersoll-Rand Co Material Handling Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-277-6543?

NSN 3020-01-277-6543 has 2 manufacturer part numbers on file: 81 (Ingersoll-Rand Co Material Handling Div), 1451 ITEM 9 (Ingersoll-Rand Co Material Handling Div).

What are the specifications of 81?

Key specifications for 81: Style Designator: PROTRUDING HUB; Hub Style Designator: 1 STEP FIRST END. 2 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-277-6543 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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