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DAA3272P016-181 — BODY,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DAA3272P016-181: BODY,VALVE.

The BODY,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: AIRCRAFT, B-2 BOMBER, valve_design_control_activity: 81205, valve_size_for_which_designed: 4.000 INCHES IN, valve_type_for_which_designed: BUTTERFLY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-449-9944, 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
DAA3272P016-181
NSN: 4820-01-449-9944
FSC: 4820 — Valves, Nonpowered
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
port_quantity2
special_featuresFOR GROUND REFUEL MANIFOLD ISOLATION VALVE; 11.637 IN. O/A LG; FLANGE 7.000 IN. DIA, 8 HOLES, 5.438 IN. BOLT CIRCLE; 4.000 IN. DIA MAX BUTTERFLY EXCURSION IN
end_item_identificationAIRCRAFT, B-2 BOMBER
valve_design_control_activity81205
valve_size_for_which_designed4.000 INCHES IN
valve_type_for_which_designedBUTTERFLY
NSN4820-01-449-9944
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DAA3272P016-181 · 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: BUTTERFLY
•
PORT QUANTITY: 2
•
VALVE SIZE FOR WHICH DESIGNED: 4.000 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 81205
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBUTTERFLY
PORT QUANTITY2
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES IN
SPECIAL FEATURESFOR GROUND REFUEL MANIFOLD ISOLATION VALVE; 11.637 IN. O/A LG; FLANGE 7.000 IN. DIA, 8 HOLES, 5.438 IN. BOLT CIRCLE; 4.000 IN. DIA MAX BUTTERFLY EXCURSION IN
VALVE DESIGN CONTROL ACTIVITY81205
END ITEM IDENTIFICATIONAIRCRAFT, B-2 BOMBER
MATERIALSTEEL CORROSION RESISTING
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is DAA3272P016-181?
DAA3272P016-181 is a BODY,VALVE.
What is the NSN for DAA3272P016-181?
DAA3272P016-181 is cataloged in the U.S. Government catalog under NSN 4820-01-449-9944. 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.