PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40178Gear,spur

Saga Engineering Corp · NSN 3020-00-179-6865 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-179-6865 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-179-6865. Primary manufacturer part number: 40178.
Features
  • Gear,spur — FSC 3020
  • Attachment Method: MOUNTING HOLE
  • Face Nominal Width: 0.250 INCHES IN
  • Material: PLASTIC OVERALL
  • Body Style: PLAIN, SOLID
  • Bore Style: PLAIN BOTH ENDS
  • Bolt Hole Circle Nominal Diameter: 0.812 INCHES AXIALLY THROUGH BODY FIRST END IN
  • Nominal Outside Diameter: 1.333 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Plastic Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-179-6865, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Saga Engineering Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-179-6865
Primary Part Number40178
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerSaga Engineering Corp
StatusACTIVE
Attachment MethodMOUNTING HOLE
Face Nominal Width0.250 INCHES IN
MaterialPLASTIC OVERALL
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Bolt Hole Circle Nominal Diameter0.812 INCHES AXIALLY THROUGH BODY FIRST END IN
Nominal Outside Diameter1.333 INCHES IN
Teeth Quantity30
Bore Nominal Diameter0.499 INCHES BOTH ENDS IN
Tooth FormSTANDARD
Pressure Angle14.5000 DEGREES
Mounting Hole Type and Quantity3 COUNTERSUNK AXIALLY THROUGH BODY FIRST END
Mounting Hole Nominal Diameter0.153 INCHES AXIALLY THROUGH BODY FIRST END IN
Style DesignatorHUBLESS
Pitch Diameter1.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5307-00-456-7225 INTERCHANGEABLE
Stud,plain
9540-00-529-9892 INTERCHANGEABLE
Angle,structural
5975-01-100-9702 INTERCHANGEABLE
Panel,blank
5945-01-199-443115591708 INTERCHANGEABLE
Relay,electromagnetic
General Motors Llc Dba General Motors Llc
6515-01-451-1335401-78 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
7520-01-615-2831 INTERCHANGEABLE
Pointer,instructional
Cross-Reference Index
Part NumberManufacturer
40178 Saga Engineering Corp (USA)
40178 Data Products Corp (USA)
Related Parts
5307-00-456-7225INTERCHANGEABLE
STUD,PLAIN
9540-00-529-9892INTERCHANGEABLE
ANGLE,STRUCTURAL
5975-01-100-9702INTERCHANGEABLE
PANEL,BLANK
5945-01-199-4431INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
15591708
6515-01-451-1335INTERCHANGEABLE
SCREW,BONE
401-78
7520-01-615-2831INTERCHANGEABLE
POINTER,INSTRUCTIONAL

Frequently Asked Questions

What is NSN 3020-00-179-6865?

NSN 3020-00-179-6865 is a Gear,spur, manufactured by Saga Engineering Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-179-6865?

NSN 3020-00-179-6865 has 2 cross-referenced part numbers: 40178 (Saga Engineering Corp), 40178 (Data Products Corp).

What NSN replaces 3020-00-179-6865?

There are 6 known substitutes for 3020-00-179-6865: 5307-00-456-7225, 9540-00-529-9892, 5975-01-100-9702 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40178?

Key specifications for 40178: Attachment Method: MOUNTING HOLE; Face Nominal Width: 0.250 INCHES IN; Material: PLASTIC OVERALL; Body Style: PLAIN, SOLID. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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