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D129-20-941 — PARTS KIT,BUTTERFLY VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D129-20-941: PARTS KIT,BUTTERFLY VALVE.

The PARTS KIT,BUTTERFLY VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT, valve_size: 20.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, end_item_name: BUTTERFLY VALVE U/O THE STRATEGIC SEALIFT CONVERSION SHIPS CLASS, connection_type: FLANGE ALL ENDS, end_item_source: 04613. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-421-5226, 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
D129-20-941
NSN: 4820-01-421-5226
NIINs: 014215226, 014215279, 014215283, 014215286
FSC: 4820 — Valves, Nonpowered
CAGE: 04613 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
valve_size20.000 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
end_item_nameBUTTERFLY VALVE U/O THE STRATEGIC SEALIFT CONVERSION SHIPS CLASS
connection_typeFLANGE ALL ENDS
end_item_source04613
style_designatorSTRAIGHT THRU FLANGED ENDS
features_providedKEYWAY
mounting_facilityLUG(S)
component_quantity3
flange_face_designPLAIN ALL ENDS
face_to_face_distance5.156 INCHES IN
NSN4820-01-421-5226
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D129-20-941 · 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
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 25.000 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
VALVE SIZE: 20.000 INCHES IN
•
MOUNTING FACILITY: LUG(S)
•
FACE TO FACE DISTANCE: 5.156 INCHES IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER25.000 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
VALVE SIZE20.000 INCHES IN
MOUNTING FACILITYLUG(S)
FACE TO FACE DISTANCE5.156 INCHES IN
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 D129-20-941?
D129-20-941 is a PARTS KIT,BUTTERFLY VALVE.
What is the NSN for D129-20-941?
D129-20-941 is cataloged in the U.S. Government catalog under NSN 4820-01-421-5226. This indicates validated use in U.S. government and defense supply chains.
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