PartsTable
Technical Data Sheet
251-21 ✓ Verified by PartsTable
SES Creative · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

Did you know unicorns come out of an egg? Hatch your own unicorn by placing the egg in a container of water. The colourful baby unicorn will grow and after a while, the shell will burst open and you will discover what your unicorn looks like. Breeding a unicorn has never been so exciting! This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-032-8826, 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
251-21
NSN: 4820-00-032-8826
FSC: 4820
CAGE: 79318 — MEGGITT NORTH HOLLYWOOD INC (USA)
SPECIFICATIONS
end_item_identificationF-22 RAPTOR
NSN4820-00-032-8826
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 251-21 · SES Creative ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
25121Interchangeable
interchangeable cross-reference
interchangeable
132-25121Interchangeable
interchangeable cross-reference
interchangeable
2410 45/64Interchangeable
interchangeable cross-reference
interchangeable
110 45/64Interchangeable
interchangeable cross-reference
interchangeable
C12216Interchangeable
interchangeable cross-reference
interchangeable
5331PL0955295Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 251-21?
251-21 is a PISTON ASSEMBLY,FUEL UNIT manufactured by SES Creative.
What parts can replace 251-21?
There are 8 known substitutes for 251-21: 25121, 132-25121, 2410 45/64 and 5 more. Substitute compatibility should be verified for your specific system.
Is 251-21 still available?
251-21 is currently cancelled.
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