PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3297Gear,spur

Lockheed Martin Corporation Div Rms · NSN 3020-00-877-0429 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-877-0429 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-877-0429. Primary manufacturer part number: A3297.
Features
  • Gear,spur — FSC 3020
  • Material: ALUMINUM ALLOY OVERALL
  • Face Nominal Width: 0.125 INCHES IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.218 INCHES FIRST END IN
  • Pitch Diameter: 0.7073 INCHES MINIMUM AND 0.7083 INCHES MAXIMUM IN
  • Hub Style Designator: PINNED FIRST END
  • Bore Style: PLAIN BOTH ENDS
  • Nominal Outside Diameter: 0.750 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-877-0429, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-877-0429
Primary Part NumberA3297
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
MaterialALUMINUM ALLOY OVERALL
Face Nominal Width0.125 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End0.218 INCHES FIRST END IN
Pitch Diameter0.7073 INCHES MINIMUM AND 0.7083 INCHES MAXIMUM IN
Hub Style DesignatorPINNED FIRST END
Bore StylePLAIN BOTH ENDS
Nominal Outside Diameter0.750 INCHES IN
Pressure Angle20.0000 DEGREES
Surface TreatmentANODIZE OVERALL
Tooth FormSTANDARD
Teeth Quantity34
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Body StylePLAIN, SOLID
Hub Nominal Diameter0.375 INCHES FIRST END IN
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Style DesignatorPROTRUDING HUB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5360-00-863-4113S36-3 INTERCHANGEABLE
Spring,electrical C
Linde Material Handling North America Corporation
Cross-Reference Index
Part NumberManufacturer
A3297 Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (USA)
A3297 PRIMARY Lockheed Martin Corporation Div Rms (USA)
Related Parts
5360-00-863-4113INTERCHANGEABLE
SPRING,ELECTRICAL C
S36-3

Frequently Asked Questions

What is NSN 3020-00-877-0429?

NSN 3020-00-877-0429 is a Gear,spur, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-877-0429?

NSN 3020-00-877-0429 has 2 cross-referenced part numbers: A3297 (Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems), A3297 (Lockheed Martin Corporation Div Rms).

What NSN replaces 3020-00-877-0429?

There is 1 known substitute for 3020-00-877-0429: 5360-00-863-4113. Verify interchangeability with system specifications before substitution.

What are the specifications of A3297?

Key specifications for A3297: Material: ALUMINUM ALLOY OVERALL; Face Nominal Width: 0.125 INCHES IN; Nominal Distance Between Body Face and Protruding Hub End: 0.218 INCHES FIRST END IN; Pitch Diameter: 0.7073 INCHES MINIMUM AND 0.7083 INCHES MAXIMUM IN. 16 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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