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R08 ITEM 19 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

R08 ITEM 19: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: COPPER ALLOY, end_item_identification: REGULATING VALVE MODEL R08, media_for_which_designed: AIR. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-415-9503, 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
R08 ITEM 19
NSN: 4820-01-415-9503
FSC: 4820 — Valves, Nonpowered
CAGE: 43990 — NORGREN C A CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY
end_item_identificationREGULATING VALVE MODEL R08
media_for_which_designedAIR
NSN4820-01-415-9503
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: R08 ITEM 19 · 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: COPPER ALLOY
TECHNICAL CHARACTERISTICS
MEDIA FOR WHICH DESIGNEDAIR
END ITEM IDENTIFICATIONREGULATING VALVE MODEL R08
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
R08Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 R08 ITEM 19?
R08 ITEM 19 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What parts can replace R08 ITEM 19?
There is 1 known substitute for R08 ITEM 19: R08. Substitute compatibility should be verified for your specific system.
What is the NSN for R08 ITEM 19?
R08 ITEM 19 is cataloged in the U.S. Government catalog under NSN 4820-01-415-9503. 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.