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DAR2-6-088 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DAR2-6-088: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316, valve_size: 6.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, outside_diameter: 5.750 INCHES NOMINAL IN, special_features: USED ON A 6 IN. BUTTERFLY VALVE IN.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-423-7659, 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
DAR2-6-088
NSN: 4820-01-423-7659
NIINs: 014237659, 014238674, 014238684, 014239191
FSC: 4820 — Valves, Nonpowered
CAGE: 04613 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP (USA)
SPECIFICATIONS
materialSTEEL COMP 316
valve_size6.000 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
outside_diameter5.750 INCHES NOMINAL IN
special_featuresUSED ON A 6 IN. BUTTERFLY VALVE IN
style_designatorBUTTERFLY
nominal_thickness2.500 INCHES ALL ENDS IN
bolt_hole_quantity8 ALL ENDS
flange_face_designPLAIN ALL ENDS
operating_pressure175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
face_to_face_distance2.500 INCHES IN
NSN4820-01-423-7659
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DAR2-6-088 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BUTTERFLY
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
VALVE SIZE FOR WHICH DESIGNED: 6.000 INCHES IN
•
MATERIAL: STEEL COMP 316
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBUTTERFLY
STEM ACTUATING END TYPETHREADED EXTERNALLY
VALVE SIZE FOR WHICH DESIGNED6.000 INCHES IN
MATERIALSTEEL COMP 316
SUBSTITUTES & CROSS-REFERENCES 1
DAR2-6-088 ITEM NO. 3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 DAR2-6-088?
DAR2-6-088 is a SEAT,VALVE.
What parts can replace DAR2-6-088?
There is 1 known substitute for DAR2-6-088: DAR2-6-088 ITEM NO. 3. Substitute compatibility should be verified for your specific system.
What is the NSN for DAR2-6-088?
DAR2-6-088 is cataloged in the U.S. Government catalog under NSN 4820-01-423-7659. 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.