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7298-104 — DIAPHRAGM,VALVE,FLAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7298-104: DIAPHRAGM,VALVE,FLAT.

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC AND COPPER ALLOY, hole_diameter: 0.266 INCHES NOMINAL IN, outside_diameter: 3.375 INCHES NOMINAL IN, special_features: DIAPHRAGM CENTER HAS BRASS CENTER PLATE, style_designator: FLAT, material_thickness: 0.109 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-506-2869, 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
7298-104
NSN: 4820-00-506-2869
FSC: 4820 — Valves, Nonpowered
CAGE: 41387 — SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC AND COPPER ALLOY
hole_diameter0.266 INCHES NOMINAL IN
outside_diameter3.375 INCHES NOMINAL IN
special_featuresDIAPHRAGM CENTER HAS BRASS CENTER PLATE
style_designatorFLAT
bolt_hole_quantity8
material_thickness0.109 INCHES NOMINAL IN
bolt_circle_diameter2.812 INCHES NOMINAL IN
NSN4820-00-506-2869
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7298-104 · 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
•
OUTSIDE DIAMETER: 3.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.109 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 8
•
BOLT CIRCLE DIAMETER: 2.812 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC AND COPPER ALLOY
•
HOLE DIAMETER: 0.266 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER3.375 INCHES NOMINAL IN
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.109 INCHES NOMINAL IN
BOLT HOLE QUANTITY8
BOLT CIRCLE DIAMETER2.812 INCHES NOMINAL IN
SPECIAL FEATURESDIAPHRAGM CENTER HAS BRASS CENTER PLATE
MATERIALRUBBER SYNTHETIC AND COPPER ALLOY
HOLE DIAMETER0.266 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
3683-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
2200-3167146PC81-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
2200-3167146PC82-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 7298-104?
7298-104 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 7298-104?
There are 3 known substitutes for 7298-104: 3683-3, 2200-3167146PC81-10, 2200-3167146PC82-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 7298-104?
7298-104 is cataloged in the U.S. Government catalog under NSN 4820-00-506-2869. 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.