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H4A3 — VALVE,ROTARY,SELECTOR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

H4A3: VALVE,ROTARY,SELECTOR.

The VALVE,ROTARY,SELECTOR is a the manufacturer industrial component. Key specifications include special_features: BRONZE BODY AND DISK;FOUR WAY;MEDIA AIR;0.375 IN.DIA;HAND OPERATED IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-222-9691, 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
H4A3
NSN: 4820-01-222-9691
NIINs: 012229691, 016496408
FSC: 4820 — Valves, Nonpowered
CAGE: 23952 — GALLAND HENNING NOPAK, INC. DBA GHN (USA)
SPECIFICATIONS
special_featuresBRONZE BODY AND DISK;FOUR WAY;MEDIA AIR;0.375 IN.DIA;HAND OPERATED IN
NSN4820-01-222-9691
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: H4A3 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESBRONZE BODY AND DISK;FOUR WAY;MEDIA AIR;0.375 IN.DIA;HAND OPERATED IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H4A3?
H4A3 is a VALVE,ROTARY,SELECTOR.
What is the NSN for H4A3?
H4A3 is cataloged in the U.S. Government catalog under NSN 4820-01-222-9691. 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.