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Y101554022 — VALVE,PILOT OPERATI

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

Y101554022: VALVE,PILOT OPERATI.

The VALVE,PILOT OPERATI is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 2.50 IPS; 150 PSI; FLANGE MOUNTED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-228-2829, 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
Y101554022
NSN: 4820-01-228-2829
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
general_characteristics_item_description2.50 IPS; 150 PSI; FLANGE MOUNTED
NSN4820-01-228-2829
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: Y101554022 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 2.50 IPS; 150 PSI; FLANGE MOUNTED
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION2.50 IPS; 150 PSI; FLANGE MOUNTED
SUBSTITUTES & CROSS-REFERENCES 3
3G5A2SL 2 1/2 INAND 29177NSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DDLNS-2X 3G5A2SL2 1/2 INSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
21989N(2.50IPS)Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Y101554022?
Y101554022 is a VALVE,PILOT OPERATI.
What parts can replace Y101554022?
There are 3 known substitutes for Y101554022: 3G5A2SL 2 1/2 INAND 29177N, DDLNS-2X 3G5A2SL2 1/2 IN, 21989N(2.50IPS). Substitute compatibility should be verified for your specific system.
What is the NSN for Y101554022?
Y101554022 is cataloged in the U.S. Government catalog under NSN 4820-01-228-2829. 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.