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DA866P PIECE 12 — RETAINER,SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DA866P PIECE 12: RETAINER,SEAT,VALVE.

The RETAINER,SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY AND COPPER ALLOY, special_features: USED ON BOTH DA866P-CM AND DA866P-NF SERIES VALVES, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, valve_design_control_activity: 21013, valve_size_for_which_designed: 1.000 INCHES IN, material_document_and_classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-428-6943, 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
DA866P PIECE 12
NSN: 4820-01-428-6943
FSC: 4820 — Valves, Nonpowered
CAGE: 21013 — METREX VALVE CORP. DBA METREX VALVE CORP (USA)
SPECIFICATIONS
materialNICKEL ALLOY AND COPPER ALLOY
special_featuresUSED ON BOTH DA866P-CM AND DA866P-NF SERIES VALVES
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
valve_design_control_activity21013
valve_size_for_which_designed1.000 INCHES IN
material_document_and_classificationQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designedDA866P
NSN4820-01-428-6943
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DA866P PIECE 12 · 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 MODEL NUMBER FOR WHICH DESIGNED: DA866P
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 1.000 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 21013
•
MATERIAL: NICKEL ALLOY AND COPPER ALLOY
TECHNICAL CHARACTERISTICS
VALVE MODEL NUMBER FOR WHICH DESIGNEDDA866P
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED1.000 INCHES IN
SPECIAL FEATURESUSED ON BOTH DA866P-CM AND DA866P-NF SERIES VALVES
VALVE DESIGN CONTROL ACTIVITY21013
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
MATERIALNICKEL ALLOY AND COPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
DA866PReference 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 DA866P PIECE 12?
DA866P PIECE 12 is a RETAINER,SEAT,VALVE.
What parts can replace DA866P PIECE 12?
There is 1 known substitute for DA866P PIECE 12: DA866P. Substitute compatibility should be verified for your specific system.
What is the NSN for DA866P PIECE 12?
DA866P PIECE 12 is cataloged in the U.S. Government catalog under NSN 4820-01-428-6943. 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.