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B-4CPA2-3 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B-4CPA2-3: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY FLOW CONTROL DEVICE, connection_type: THREADED EXTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, special_features: CONTROL VALVE, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-004-5078, 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
B-4CPA2-3
NSN: 4820-01-004-5078
NIINs: 010045078, 014160726
FSC: 4820 — Valves, Nonpowered
CAGE: 3T9T9 — SWAGELOK CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY FLOW CONTROL DEVICE
connection_typeTHREADED EXTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
special_featuresCONTROL VALVE
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size0.250 INCHES ALL ENDS IN
supplementary_featuresEND ITEM APPLICATION STERILIZER,SURGICAL INSTRUMENT AND DRESSING; PART NO 546E001
valve_operation_methodAUTOMATIC
NSN4820-01-004-5078
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B-4CPA2-3 · 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
•
FLOW CONTROL DEVICE: POPPET
•
RENEWABLE SEAT RING TYPE: PRESSED-IN
•
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
ADJUSTABLE PRESSURE RANGE: +3.0 TO 50.0 POUNDS PER SQUARE INCH LBS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
RENEWABLE SEAT RING TYPEPRESSED-IN
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE+3.0 TO 50.0 POUNDS PER SQUARE INCH LBS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
DISK LOADING METHODSPRING
SUBSTITUTES & CROSS-REFERENCES 2
4820PL2070557Reference document
Same NSN cross-reference
Reference document — Informative reference only
19E3-101Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 B-4CPA2-3?
B-4CPA2-3 is a VALVE,SAFETY RELIEF.
What parts can replace B-4CPA2-3?
There are 2 known substitutes for B-4CPA2-3: 4820PL2070557, 19E3-101. Substitute compatibility should be verified for your specific system.
What is the NSN for B-4CPA2-3?
B-4CPA2-3 is cataloged in the U.S. Government catalog under NSN 4820-01-004-5078. This indicates validated use in U.S. government and defense supply chains.
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