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Technical Data Sheet

D52UU-12-1 1/4 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D52UU-12-1 1/4: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING STEM, valve_size: 1.250 INCHES IN, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, flange_face_design: PLAIN ALL ENDS, operating_pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-431-6663, 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
D52UU-12-1 1/4
NSN: 4820-01-431-6663
FSC: 4820 — Valves, Nonpowered
CAGE: 5P967 — DANTE VALVE COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING STEM
valve_size1.250 INCHES IN
connection_typeFLANGE ALL ENDS
style_designatorANGLE FLANGED ENDS
flange_face_designPLAIN ALL ENDS
operating_pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp200.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
media_for_which_designedLIQUID SINGLE RESPONSE
furnished_items_and_quantity1 LEVER
NSN4820-01-431-6663
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D52UU-12-1 1/4 · 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
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 3
D11400-6CDReference document
Same NSN cross-reference
Reference document — Secondary reference
D11400Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
D52UU-SP-8848Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 D52UU-12-1 1/4?
D52UU-12-1 1/4 is a VALVE,SAFETY RELIEF.
What parts can replace D52UU-12-1 1/4?
There are 3 known substitutes for D52UU-12-1 1/4: D11400-6CD, D11400, D52UU-SP-8848. Substitute compatibility should be verified for your specific system.
What is the NSN for D52UU-12-1 1/4?
D52UU-12-1 1/4 is cataloged in the U.S. Government catalog under NSN 4820-01-431-6663. This indicates validated use in U.S. government and defense supply chains.
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