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280520 — RING SET,PISTON

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

280520: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include special_features: M18 FUEL 1/2 INCH;WITH ONE-KEY;CORDLESS;18 VOLTS IN, part_name_assigned_by_controlling_agency: DRILL DRIVER. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-419-9489, 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
280520
NSN: 4810-00-419-9489
NIINs: 004199489, 004879339, 017081835
FSC: 4810 — Valves, Powered
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
special_featuresM18 FUEL 1/2 INCH;WITH ONE-KEY;CORDLESS;18 VOLTS IN
part_name_assigned_by_controlling_agencyDRILL DRIVER
NSN4810-00-419-9489
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 280520 · 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: DISK
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 18.0 DC AND 30.0 DC
•
CONNECTION STYLE: GASKET SEAL(BOSS) FIRST END
•
CONNECTION TYPE: THREADED INTERNAL BOSS FIRST END
•
STYLE DESIGNATOR: ANGLE
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APERTURE DIAMETER: 0.167 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 1.062 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
VOLTAGE IN VOLTS AND CURRENT TYPE18.0 DC AND 30.0 DC
CONNECTION STYLEGASKET SEAL(BOSS) FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
STYLE DESIGNATORANGLE
APERTURE DIAMETER0.167 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE1.062 INCHES FIRST END IN
THREAD CLASS3B FIRST END
THREAD QUANTITY PER INCH12 FIRST END
SUBSTITUTES & CROSS-REFERENCES 1
10670382Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 280520?
280520 is a RING SET,PISTON.
What parts can replace 280520?
There is 1 known substitute for 280520: 10670382. Substitute compatibility should be verified for your specific system.
What is the NSN for 280520?
280520 is cataloged in the U.S. Government catalog under NSN 4810-00-419-9489. This indicates validated use in U.S. government and defense supply chains.
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