PartsTable
Technical Data Sheet
Download PDF

S-4115-3 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

S-4115-3: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, special_features: BOTTOM COVER, style_designator: PLAIN, seating_surface_shape: FLAT, material_document_and_classification: QQ-A-250 FED SPEC 1ST MATERIAL RESPONSE SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-316-2563, 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
S-4115-3
NSN: 4820-01-316-2563
FSC: 4820 — Valves, Nonpowered
CAGE: 52406 — RUGGLES-KLINGEMANN MFG CO DBA THE RUGGLES-KLINGEMANN COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
special_featuresBOTTOM COVER
style_designatorPLAIN
seating_surface_shapeFLAT
material_document_and_classificationQQ-A-250 FED SPEC 1ST MATERIAL RESPONSE SEAT
NSN4820-01-316-2563
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S-4115-3 · 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
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250 FED SPEC 1ST MATERIAL RESPONSE SEAT
•
MATERIAL: NICKEL ALLOY SEAT
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250 FED SPEC 1ST MATERIAL RESPONSE SEAT
SPECIAL FEATURESBOTTOM COVER
MATERIALNICKEL ALLOY SEAT
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 2
S-4115 ITEM 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
S-4115Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy S-4115-3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S-4115-3?
S-4115-3 is a SEAT,VALVE.
What parts can replace S-4115-3?
There are 2 known substitutes for S-4115-3: S-4115 ITEM 3, S-4115. Substitute compatibility should be verified for your specific system.
What is the NSN for S-4115-3?
S-4115-3 is cataloged in the U.S. Government catalog under NSN 4820-01-316-2563. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — S-4115-3

✓ 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.