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R5520601-45 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

R5520601-45: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-722-2639, 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
R5520601-45
NSN: 4820-01-722-2639
FSC: 4820 — Valves, Nonpowered
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part NumberR5520601-45
NSN4820-01-722-2639
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: R5520601-45 · 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 4
8839651Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
R5520601-46Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R5520402-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
563-8842381-46Reference 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 R5520601-45?
R5520601-45 is a DISK,VALVE.
What parts can replace R5520601-45?
There are 4 known substitutes for R5520601-45: 8839651, R5520601-46, R5520402-1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R5520601-45?
R5520601-45 is cataloged in the U.S. Government catalog under NSN 4820-01-722-2639. This indicates validated use in U.S. government and defense supply chains.
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