PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41877Gear,spur

Moog Inc. Dba Ampac-Isp Corp · NSN 3020-01-503-2768 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-503-2768 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-503-2768. Primary manufacturer part number: 41877.
Features
  • Gear,spur — FSC 3020
  • Material: STEEL CORROSION RESISTING BODY
  • 3 verified cross-references
  • Primary manufacturer: Moog Inc. Dba Ampac-Isp Corp
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-503-2768, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN3020-01-503-2768
Primary Part Number41877
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
MaterialSTEEL CORROSION RESISTING BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-115-53391771499 INTERCHANGEABLE
Gasket
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3455-01-044-79501725-1500 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
4320-01-328-729241877 INTERCHANGEABLE
Shaft,transmission,pump
Meritor Heavy Vehicle Systems, Llc
3040-01-501-739941875 INTERCHANGEABLE
Head,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
3020-01-503-277741888 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
4030-01-668-614841877-1 INTERCHANGEABLE
Shackle
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
Cross-Reference Index
Part NumberManufacturer
41875 Moog Inc. Dba Ampac-Isp Corp (USA)
15M23-41875 ITEM 2 Moog Inc. Dba Ampac-Isp Corp (USA)
41877 PRIMARY Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
5330-00-115-5339INTERCHANGEABLE
GASKET
1771499
3455-01-044-7950INTERCHANGEABLE
CUTTER,MILLING,END
1725-1500
4320-01-328-7292INTERCHANGEABLE
SHAFT,TRANSMISSION,PUMP
41877
3040-01-501-7399INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
41875
3020-01-503-2777INTERCHANGEABLE
GEAR RACK
41888
4030-01-668-6148INTERCHANGEABLE
SHACKLE
41877-1

Frequently Asked Questions

What is NSN 3020-01-503-2768?

NSN 3020-01-503-2768 is a Gear,spur, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-503-2768?

NSN 3020-01-503-2768 has 3 cross-referenced part numbers: 41875 (Moog Inc. Dba Ampac-Isp Corp), 15M23-41875 ITEM 2 (Moog Inc. Dba Ampac-Isp Corp), 41877 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 3020-01-503-2768?

There are 6 known substitutes for 3020-01-503-2768: 5330-00-115-5339, 3455-01-044-7950, 4320-01-328-7292 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41877?

Key specifications for 41877: Material: STEEL CORROSION RESISTING BODY. 1 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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