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Technical Data Sheet
PartsTable / COMPONENT / 2800527-2980
2800527-2980 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON SEAT, special_features: CARTRIDGE TYPE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-199-6631, 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
2800527-2980
NSN: 4820-01-199-6631
FSC: 4820
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON SEAT
special_featuresCARTRIDGE TYPE
NSN4820-01-199-6631
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2800527-2980 · 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
•
MATERIAL: PLASTIC POLYAMIDE NYLON SEAT
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCARTRIDGE TYPE
MATERIALPLASTIC POLYAMIDE NYLON SEAT
MATERIALSTEEL COMP 316 BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
T104833Interchangeable
interchangeable cross-reference
interchangeable
280052Interchangeable
interchangeable cross-reference
interchangeable
280031Interchangeable
interchangeable cross-reference
interchangeable
4165-21B25Interchangeable
interchangeable cross-reference
interchangeable
361950Interchangeable
interchangeable cross-reference
interchangeable
203566Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2800527-2980?
2800527-2980 is a VALVE,CHECK.
What parts can replace 2800527-2980?
There are 14 known substitutes for 2800527-2980: T104833, 280052, 280031 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2800527-2980?
2800527-2980 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-199-6631. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026