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321891-1 — VALVE ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

321891-1: VALVE ASSEMBLY.

The VALVE ASSEMBLY is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: SOLENOID ENERGIZED WITH 18VOLTS,100P.S.I. TO PORT,SECOND PORT BLOCKEDTO CHECK LEAKAGE THRU DISC VALVE.

This part is cataloged in the U.S. Government catalog under NSN 1610-00-055-7633, 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
321891-1
NSN: 1610-00-055-7633
FSC: 1610 — Aircraft Propellers and Components
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSOLENOID ENERGIZED WITH 18VOLTS,100P.S.I. TO PORT,SECOND PORT BLOCKEDTO CHECK LEAKAGE THRU DISC VALVE
NSN1610-00-055-7633
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE ASSEMBLY TITLE COMPONENT PN 321891-1 MFR VALVE ASSEMBLY
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: SOLENOID ENERGIZED WITH 18VOLTS,100P.S.I. TO PORT,SECOND PORT BLOCKEDTO CHECK LEAKAGE THRU DISC VALVE
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSOLENOID ENERGIZED WITH 18VOLTS,100P.S.I. TO PORT,SECOND PORT BLOCKEDTO CHECK LEAKAGE THRU DISC VALVE
OTHER ITEMS IN FSC 1610 — Aircraft Propellers and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1610-00-001-4129 1610-00-001-6444 1610-00-003-1552 1610-00-005-8685 1610-00-006-1409 1610-00-006-1410 1610-00-009-6831 1610-00-009-6832
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 321891-1?
321891-1 is a VALVE ASSEMBLY.
What is the NSN for 321891-1?
321891-1 is cataloged in the U.S. Government catalog under NSN 1610-00-055-7633. 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.