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Technical Data Sheet
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1811HA635 OPTIONAR — TESTER,PITOT AND STATIC SYSTEMS

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1811HA635 OPTIONAR: TESTER,PITOT AND STATIC SYSTEMS.

TESTER,PITOT AND STATIC SYSTEMS. Key specifications include end_item_identification: CH146 GRIFFON HELICOPTER. This part is cataloged in the U.S.

Government catalog under NSN 4920-01-460-7172, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
1811HA635 OPTIONAR
NSN: 4920-01-460-7172
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
CAGE: 21844 — BARFIELD INC (USA)
SPECIFICATIONS
end_item_identificationCH146 GRIFFON HELICOPTER
NSN4920-01-460-7172
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TESTER,PITOT AND STATIC SYSTEMS TITLE COMPONENT PN 1811HA635 OPTIONAR MFR TESTER,PITOT AND STATI
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONCH146 GRIFFON HELICOPTER
OTHER ITEMS IN FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190 4920-00-001-1405 4920-00-001-1716 4920-00-001-1744 4920-00-001-1745 4920-00-001-1746 4920-00-001-1747 4920-00-001-1748
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1811HA635 OPTIONAR?
1811HA635 OPTIONAR is a TESTER,PITOT AND STATIC SYSTEMS.
What is the NSN for 1811HA635 OPTIONAR?
1811HA635 OPTIONAR is cataloged in the U.S. Government catalog under NSN 4920-01-460-7172. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.