PartsTable
Technical Data Sheet

FS667-88/H1 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

FS667-88/H1: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: STEEL, special_features: ACTUATOR,HYDRAULIC;CASING MOUNTED HANDWHEEL;SIZE 30 ACTUATOR;TRAVEL 3/4 INCH;AIR TO DIAPH. 14-30 PSIG IN, end_item_identification: TARAWA CLASS LHA, media_for_which_designed: AIR.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-459-4033, 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
FS667-88/H1
NSN: 4820-01-459-4033
FSC: 4820 — Valves, Nonpowered
CAGE: 22508 — FISHER CONTROLS CO INC (USA)
SPECIFICATIONS
materialSTEEL
special_featuresACTUATOR,HYDRAULIC;CASING MOUNTED HANDWHEEL;SIZE 30 ACTUATOR;TRAVEL 3/4 INCH;AIR TO DIAPH. 14-30 PSIG IN
end_item_identificationTARAWA CLASS LHA
media_for_which_designedAIR
NSN4820-01-459-4033
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: FS667-88/H1 · 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
•
MEDIA FOR WHICH DESIGNED: AIR
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESACTUATOR,HYDRAULIC;CASING MOUNTED HANDWHEEL;SIZE 30 ACTUATOR;TRAVEL 3/4 INCH;AIR TO DIAPH. 14-30 PSIG IN
MEDIA FOR WHICH DESIGNEDAIR
END ITEM IDENTIFICATIONTARAWA CLASS LHA
MATERIALSTEEL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
FS667-88/H1 S/N 12B6508X0A2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 FS667-88/H1?
FS667-88/H1 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What parts can replace FS667-88/H1?
There is 1 known substitute for FS667-88/H1: FS667-88/H1 S/N 12B6508X0A2. Substitute compatibility should be verified for your specific system.
What is the NSN for FS667-88/H1?
FS667-88/H1 is cataloged in the U.S. Government catalog under NSN 4820-01-459-4033. 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.