PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17F21185Rocker Assembly,val

Textron Lycoming Inc Williamsport Plant · NSN 2810-00-396-3992 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-396-3992 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-396-3992. Primary manufacturer part number: 17F21185.
Features
  • Rocker Assembly,val — FSC 2810
  • FSC Application Data: ENG G0480
  • 2 verified cross-references
  • Primary manufacturer: Textron Lycoming Inc Williamsport Plant
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Rocker Assembly,val, cataloged under National Stock Number 2810-00-396-3992, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Textron Lycoming Inc Williamsport Plant. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2810-00-396-3992
Primary Part Number17F21185
Item NameRocker Assembly,val
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerTextron Lycoming Inc Williamsport Plant
StatusCANCELLED
FSC Application DataENG G0480
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5940-00-983-6089 INTERCHANGEABLE
Terminal Board
5307-01-049-863367112 INTERCHANGEABLE
Stud,comp
Hdt Expeditionary Systems Inc
2930-01-297-150567112 INTERCHANGEABLE
Tank,radiator,overflow
United States Plastic Corp
Cross-Reference Index
Part NumberManufacturer
67112 Textron Lycoming Inc Williamsport Plant (USA)
17F21185 PRIMARY Textron Lycoming Inc Williamsport Plant (USA)
Related Parts
5940-00-983-6089INTERCHANGEABLE
TERMINAL BOARD
5307-01-049-8633INTERCHANGEABLE
STUD,COMP
67112
2930-01-297-1505INTERCHANGEABLE
TANK,RADIATOR,OVERFLOW
67112

Frequently Asked Questions

What is NSN 2810-00-396-3992?

NSN 2810-00-396-3992 is a Rocker Assembly,val, manufactured by Textron Lycoming Inc Williamsport Plant, classified under FSC 2810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2810-00-396-3992?

NSN 2810-00-396-3992 has 2 cross-referenced part numbers: 67112 (Textron Lycoming Inc Williamsport Plant), 17F21185 (Textron Lycoming Inc Williamsport Plant).

What NSN replaces 2810-00-396-3992?

There are 3 known substitutes for 2810-00-396-3992: 5940-00-983-6089, 5307-01-049-8633, 2930-01-297-1505. Verify interchangeability with system specifications before substitution.

What are the specifications of 17F21185?

Key specifications for 17F21185: FSC Application Data: ENG G0480. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2810-00-396-3992 still in active supply?

NSN 2810-00-396-3992 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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