PartsTable
Technical Data Sheet
Download PDF

DF6002-400-FN-14 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF6002-400-FN-14: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, special_features: LOWER SEAT, seat_angle_in_deg: 45.000 NOMINAL, seating_surface_shape: ANGULAR, end_item_identification: SEAWOLF CLASS SSN, material_document_and_classification: QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-420-2525, 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
DF6002-400-FN-14
NSN: 4820-01-420-2525
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
special_featuresLOWER SEAT
seat_angle_in_deg45.000 NOMINAL
seating_surface_shapeANGULAR
end_item_identificationSEAWOLF CLASS SSN
material_document_and_classificationQQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE SEAT
NSN4820-01-420-2525
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF6002-400-FN-14 · 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 DOCUMENT AND CLASSIFICATION: QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE SEAT
•
MATERIAL: NICKEL ALLOY SEAT
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE SEAT
SPECIAL FEATURESLOWER SEAT
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALNICKEL ALLOY SEAT
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SUBSTITUTES & CROSS-REFERENCES 2
593-6405215 FIND 14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6405215Reference 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)Demilitarization required — mutilation
Ready to buy DF6002-400-FN-14?
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 DF6002-400-FN-14?
DF6002-400-FN-14 is a SEAT,VALVE.
What parts can replace DF6002-400-FN-14?
There are 2 known substitutes for DF6002-400-FN-14: 593-6405215 FIND 14, 6405215. Substitute compatibility should be verified for your specific system.
What is the NSN for DF6002-400-FN-14?
DF6002-400-FN-14 is cataloged in the U.S. Government catalog under NSN 4820-01-420-2525. 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 — DF6002-400-FN-14

✓ 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.