PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

226431Seal,valve

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 4810-01-055-4860 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-055-4860 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-055-4860. Primary manufacturer part number: 226431.
Features
  • Seal,valve — FSC 4810
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Seal,valve, cataloged under National Stock Number 4810-01-055-4860, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,valve
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersLockheed Martin Corporation Div Lockheed Martin Aeronautics Company (CAGE 81755); Meggitt North Hollywood Inc (CAGE 79318)
Technical Specifications
ParameterValue
NSN4810-01-055-4860
Primary Part Number226431
Item NameSeal,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-00-529-4288475HT8D INTERCHANGEABLE
Valve,check
Parker Hannifin Corporation Div Aerospace Group Headquarters
2530-00-864-0939177705R92 INTERCHANGEABLE
Governor Assembly,air Brake
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
9330-01-146-8009226-431 INTERCHANGEABLE
Plastic Sheet,laminated,decorati
Gravograph-New Hermes, Inc
Cross-Reference Index
Part NumberManufacturer
226431 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
226431 Meggitt North Hollywood Inc (USA)
Related Parts
4820-00-529-4288INTERCHANGEABLE
VALVE,CHECK
475HT8D
2530-00-864-0939INTERCHANGEABLE
GOVERNOR ASSEMBLY,AIR BRAKE
177705R92
9330-01-146-8009INTERCHANGEABLE
PLASTIC SHEET,LAMINATED,DECORATI
226-431

Frequently Asked Questions

What is NSN 4810-01-055-4860?

NSN 4810-01-055-4860 is a Seal,valve, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-055-4860?

NSN 4810-01-055-4860 has 2 cross-referenced part numbers: 226431 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 226431 (Meggitt North Hollywood Inc).

What NSN replaces 4810-01-055-4860?

There are 3 known substitutes for 4810-01-055-4860: 4820-00-529-4288, 2530-00-864-0939, 9330-01-146-8009. Verify interchangeability with system specifications before substitution.

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