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B-5176 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B-5176: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET WITH BRAZING RING (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, operating_pressure: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: AUTOMATIC, end_item_identification: NIMITZ CLASS CVN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-218-3299, 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-5176
NSN: 4820-01-218-3299
NIINs: 012183299, 014559739
FSC: 4820 — Valves, Nonpowered
CAGE: 99565 — ADMIRAL VALVE LLC DBA CPV MANUFACTURING (USA)
SPECIFICATIONS
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET WITH BRAZING RING (PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
operating_pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodAUTOMATIC
end_item_identificationNIMITZ CLASS CVN
nominal_pipe_size_accommodated0.750 INCHES ALL ENDS IN
NSN4820-01-218-3299
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B-5176 · 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
SUBSTITUTES & CROSS-REFERENCES 2
M308-4 AND MPL1142Reference document
Same NSN cross-reference
Reference document — Secondary reference
B-5176 AND PL-2104Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B-5176?
B-5176 is a VALVE,CHECK.
What parts can replace B-5176?
There are 2 known substitutes for B-5176: M308-4 AND MPL1142, B-5176 AND PL-2104. Substitute compatibility should be verified for your specific system.
What is the NSN for B-5176?
B-5176 is cataloged in the U.S. Government catalog under NSN 4820-01-218-3299. This indicates validated use in U.S. government and defense supply chains.
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