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F635AD — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

F635AD: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. This part is cataloged in the U.S. Government catalog under NSN 4820-01-192-5931, 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
F635AD
NSN: 4820-01-192-5931
NIINs: 011925931, 012870736
FSC: 4820 — Valves, Nonpowered
CAGE: 92003 — PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS (USA)
SPECIFICATIONS
Part NumberF635AD
NSN4820-01-192-5931
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: F635AD · 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
SUBSTITUTES & CROSS-REFERENCES 4
F635ADGReference document
Same NSN cross-reference
Reference document — Secondary reference
F635AGDReference document
Same NSN cross-reference
Reference document — Secondary reference
2249410Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
45A225Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F635AD?
F635AD is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace F635AD?
There are 4 known substitutes for F635AD: F635ADG, F635AGD, 2249410 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F635AD?
F635AD is cataloged in the U.S. Government catalog under NSN 4820-01-192-5931. 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.