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54BFP-RK — DIAPHRAGM ASSEMBLY VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

54BFP-RK: DIAPHRAGM ASSEMBLY VALVE.

The DIAPHRAGM ASSEMBLY VALVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: DIAPHRAGM 1; O-RING 1; PISTON 1; WASHER 1. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-225-1482, 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
54BFP-RK
NSN: 4820-01-225-1482
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
general_characteristics_item_descriptionDIAPHRAGM 1; O-RING 1; PISTON 1; WASHER 1
NSN4820-01-225-1482
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 54BFP-RK · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: DIAPHRAGM 1; O-RING 1; PISTON 1; WASHER 1
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONDIAPHRAGM 1; O-RING 1; PISTON 1; WASHER 1
SUBSTITUTES & CROSS-REFERENCES 1
SA-909C20Reference 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 54BFP-RK?
54BFP-RK is a DIAPHRAGM ASSEMBLY VALVE.
What parts can replace 54BFP-RK?
There is 1 known substitute for 54BFP-RK: SA-909C20. Substitute compatibility should be verified for your specific system.
What is the NSN for 54BFP-RK?
54BFP-RK is cataloged in the U.S. Government catalog under NSN 4820-01-225-1482. 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.