PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25811Gear,spur

Moog Inc. Dba Ampac-Isp Corp · NSN 3020-01-189-4727 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-189-4727 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-189-4727. Primary manufacturer part number: 25811.
Features
  • Gear,spur — FSC 3020
  • Material Document and Classification: AMS 5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 630 OVERALL
  • 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 Comp 630 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-189-4727, 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 2 verified specifications, 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
NSN3020-01-189-4727
Primary Part Number25811
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
Material Document and ClassificationAMS 5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 630 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2915-00-328-328525811 INTERCHANGEABLE
Valve Assy,heater F
Parker Hannifin Corporation Div Aerospace Group Headquarters
5930-01-035-578339614 INTERCHANGEABLE
Bonnet Assembly
Setra Systems, Inc. Dba Gems Sensors
3040-01-084-0539CB27571-001 INTERCHANGEABLE
Piston Rack,hydraulic Actuator
Moog Inc. Dba Ampac-Isp Corp
4810-01-085-8826400C1M INTERCHANGEABLE
Actuator Rotary Hyd
Moog Inc. Dba Ampac-Isp Corp
3040-01-187-226529467 INTERCHANGEABLE
Head,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
5120-01-542-7439 INTERCHANGEABLE
Wrench,box and Open End,combinat
Cross-Reference Index
Part NumberManufacturer
400-26990 ITEM 2 Moog Inc. Dba Ampac-Isp Corp (USA)
400-26990 Moog Inc. Dba Ampac-Isp Corp (USA)
25811 PRIMARY Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
2915-00-328-3285INTERCHANGEABLE
VALVE ASSY,HEATER F
25811
5930-01-035-5783INTERCHANGEABLE
BONNET ASSEMBLY
39614
3040-01-084-0539INTERCHANGEABLE
PISTON RACK,HYDRAULIC ACTUATOR
CB27571-001
4810-01-085-8826INTERCHANGEABLE
ACTUATOR ROTARY HYD
400C1M
3040-01-187-2265INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
29467
5120-01-542-7439INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 3020-01-189-4727?

NSN 3020-01-189-4727 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 3020-01-189-4727?

NSN 3020-01-189-4727 has 3 cross-referenced part numbers: 400-26990 ITEM 2 (Moog Inc. Dba Ampac-Isp Corp), 400-26990 (Moog Inc. Dba Ampac-Isp Corp), 25811 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 3020-01-189-4727?

There are 6 known substitutes for 3020-01-189-4727: 2915-00-328-3285, 5930-01-035-5783, 3040-01-084-0539 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25811?

Key specifications for 25811: Material Document and Classification: AMS 5643,17-4PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 630 OVERALL. 2 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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