PartsTable TECHNICAL DATA SHEET
NSN 3010-01-327-8153Government record, cited

Gear Assembly, Speed Decreaser3010-01-327-8153

NSN 3010-01-327-8153 · NIIN 013278153 · Part number 2055
Overton Chicago Gear Corporation · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 31634
Government record, cited
NSN 3010-01-327-8153 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-327-8153. Manufacturer of record part number: 2055.
Also searched as  3010-01-327-8153 · 3010013278153 · NIIN 013278153 · 01-327-8153 · FSC 3010 Torque Converters and Speed Changers · CAGE 31634 · 2055 · S8301H3209465 PC 66 · F39186 PC 66
Nearby stock numbers  ·
Features
  • Gear Assembly,speed Decreaser — FSC 3010
  • Total Ratio: 178.250 TO 1
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Overton Chicago Gear Corporation
Identification
  • NSN: 3010-01-327-8153
  • NIIN: 013278153
  • FSC: 3010 — Torque Converters and Speed Changers
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 2055
  • Manufacturer: Overton Chicago Gear Corporation
General Description

The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-327-8153, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Overton Chicago Gear Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-327-8153
Primary Part Number2055
Item NameGear Assembly,speed Decreaser
FSC / FSG3010 / 30 — Torque Converters and Speed Changers
ManufacturerOverton Chicago Gear Corporation
StatusACTIVE
Total Ratio178.250 TO 1
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
2055 PRIMARY Overton Chicago Gear Corporation (USA)
F39186 PC 66 Overton Chicago Gear Corporation (USA)
Reference documents
ReferenceMeaning
S8301H3209465 PC 66 5/2 Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-001-0013
3010-00-001-0013 · Item name not on file
3010-00-001-0067
3010-00-001-0067 · Item name not on file
3010-00-001-0069
3010-00-001-0069 · Item name not on file
3010-00-001-0095
3010-00-001-0095 · Item name not on file
3010-00-001-1239
3010-00-001-1239 · Item name not on file
3010-00-001-1689
3010-00-001-1689 · Item name not on file
3010-00-001-2168
3010-00-001-2168 · Item name not on file
3010-00-001-2173
3010-00-001-2173 · Item name not on file

Frequently Asked Questions

What is NSN 3010-01-327-8153?

NSN 3010-01-327-8153 is a Gear Assembly,speed Decreaser, manufactured by Overton Chicago Gear Corporation, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-01-327-8153?

NSN 3010-01-327-8153 has 2 manufacturer part numbers on file: 2055 (Overton Chicago Gear Corporation), F39186 PC 66 (Overton Chicago Gear Corporation).

What are the specifications of 2055?

Key specifications for 2055: Total Ratio: 178.250 TO 1. 1 specification is documented in the U.S. Government catalog.

Is NSN 3010-01-327-8153 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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