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2.5-51CQQ-3-1 — VALVE,BUTTERFLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2.5-51CQQ-3-1: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, connection_style: PLAIN (PIPE) ALL ENDS, special_features: VALVE IS 2.5 INCH WITH 10 POSITION HANDLE IN, style_designator: STRAIGHT THRU, mounting_facility: WAFER, valve_operation_method: MANUAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-503-1687, 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
2.5-51CQQ-3-1
NSN: 4820-01-503-1687
FSC: 4820 — Valves, Nonpowered
CAGE: 76588 — CORE INDUSTRIES INC. DBA MUELLER STEAM SPECIALTY (USA)
SPECIFICATIONS
materialNICKEL ALLOY STEM
connection_stylePLAIN (PIPE) ALL ENDS
special_featuresVALVE IS 2.5 INCH WITH 10 POSITION HANDLE IN
style_designatorSTRAIGHT THRU
mounting_facilityWAFER
valve_operation_methodMANUAL
furnished_items_and_quantity1 HANDLE
material_document_and_classificationASTM-B164 ASSN STD SINGLE MATERIAL RESPONSE STEM
NSN4820-01-503-1687
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2.5-51CQQ-3-1 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 HANDLE
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
CONNECTION TYPE: UNTHREADED CARTRIDGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 HANDLE
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
CONNECTION TYPEUNTHREADED CARTRIDGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-B164 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-494 GR. -35 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-D2000 MZ BF 717 B14 B34 E0114 E034 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MOUNTING FACILITYWAFER
SPECIAL FEATURESVALVE IS 2.5 INCH WITH 10 POSITION HANDLE IN
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 1
AN-2.5-51 ASSY 2.5-51CQQ-3-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 2.5-51CQQ-3-1?
2.5-51CQQ-3-1 is a VALVE,BUTTERFLY.
What parts can replace 2.5-51CQQ-3-1?
There is 1 known substitute for 2.5-51CQQ-3-1: AN-2.5-51 ASSY 2.5-51CQQ-3-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 2.5-51CQQ-3-1?
2.5-51CQQ-3-1 is cataloged in the U.S. Government catalog under NSN 4820-01-503-1687. This indicates validated use in U.S. government and defense supply chains.
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