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602422 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

602422: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.250 INCHES NOMINAL IN, body_inside_diameter: 0.266 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN, body_outside_diameter: 0.388 INCHES NOMINAL IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-942-2239, 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
602422
NSN: 4820-00-942-2239
NIINs: 009422239, 012072763
FSC: 4820 — Valves, Nonpowered
CAGE: 81873 — WOODWARD HRT INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.250 INCHES NOMINAL IN
body_inside_diameter0.266 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
body_outside_diameter0.388 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN4820-00-942-2239
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 602422 · 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
•
BODY OUTSIDE DIAMETER: 0.388 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.266 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.388 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.266 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 602422?
602422 is a SEAT,VALVE.
What is the NSN for 602422?
602422 is cataloged in the U.S. Government catalog under NSN 4820-00-942-2239. 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.