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D20066 — CAP,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D20066: CAP,VALVE.

The CAP,VALVE is a the manufacturer industrial component. Key specifications include height: 21.500 INCHES NOMINAL IN, material: STEEL OVERALL, overall_height: 1.304 INCHES MINIMUM AND 2.081 INCHES MAXIMUM IN, special_features: SEAT RING, style_designator: PLAIN, body_inside_diameter: 8.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-275-2500, 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
D20066
NSN: 4820-01-275-2500
NIINs: 012752500, 012759136
FSC: 4820 — Valves, Nonpowered
CAGE: 85130 — FLOWSERVE CORPORATION DIV FLOWSERVE US INC (USA)
SPECIFICATIONS
height21.500 INCHES NOMINAL IN
materialSTEEL OVERALL
overall_height1.304 INCHES MINIMUM AND 2.081 INCHES MAXIMUM IN
special_featuresSEAT RING
style_designatorPLAIN
body_inside_diameter8.750 INCHES NOMINAL IN
body_outside_diameter10.250 INCHES NOMINAL IN
seating_surface_shapeFLAT
valve_size_for_which_designed10.000 INCHES IN
valve_type_for_which_designedGATE
NSN4820-01-275-2500
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D20066 · 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
•
VALVE TYPE FOR WHICH DESIGNED: GATE
•
VALVE SIZE FOR WHICH DESIGNED: 10.000 INCHES IN
•
HEIGHT: 21.500 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDGATE
VALVE SIZE FOR WHICH DESIGNED10.000 INCHES IN
HEIGHT21.500 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
D20066 PIECE 01Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
D20066 PIECE 10Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 D20066?
D20066 is a CAP,VALVE.
What parts can replace D20066?
There are 2 known substitutes for D20066: D20066 PIECE 01, D20066 PIECE 10. Substitute compatibility should be verified for your specific system.
What is the NSN for D20066?
D20066 is cataloged in the U.S. Government catalog under NSN 4820-01-275-2500. 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.