NSN 3010-01-422-9798 · NIIN 014229798 · Part number 657D707-1
Timken Gears & Services Inc. Div Philadelphia Gear · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 17454
Government record, cited
NSN 3010-01-422-9798 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-422-9798. Manufacturer of record part number: 657D707-1.
Manufacturer of record: Timken Gears & Services Inc. Div Philadelphia Gear
Identification
NSN: 3010-01-422-9798
NIIN: 014229798
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 657D707-1
Manufacturer: Timken Gears & Services Inc. Div Philadelphia Gear
General Description
The Gear Subassembly,speed Decreaser, cataloged under National Stock Number 3010-01-422-9798, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3010-01-422-9798
Primary Part Number
657D707-1
Item Name
Gear Subassembly,speed Decreaser
FSC / FSG
3010 / 30 — Torque Converters and Speed Changers
Manufacturer
Timken Gears & Services Inc. Div Philadelphia Gear
Timken Gears & Services Inc. Div Philadelphia Gear (USA)
Reference documents
Reference
Meaning
662E709 PIECE 29
5/9Secondary reference
General Electric Company
657D707-1
5/9Secondary reference
General Electric Company
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 3010-01-422-9798?
NSN 3010-01-422-9798 is a Gear Subassembly,speed Decreaser, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
What part numbers are listed for NSN 3010-01-422-9798?
NSN 3010-01-422-9798 has 2 manufacturer part numbers on file: 657D707-1 (Timken Gears & Services Inc. Div Philadelphia Gear), 662E709 PIECE 29 (Timken Gears & Services Inc. Div Philadelphia Gear).
What are the specifications of 657D707-1?
Key specifications for 657D707-1: End Item Identification: GEAR ASSY SPD DECR. 0 specifications are documented in the U.S. Government catalog.
Is NSN 3010-01-422-9798 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.