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CS4320-0169 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

CS4320-0169: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: PUMP,RECIPROCATING,WARREN PUMPS,MODELS 6X9X12VERTICALSINGLE,7X10X12VERTICALSIMPLEX,6X7X12,VSDA6X6X6,6X7X12VSDA. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-218-4289, 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
CS4320-0169
NSN: 4810-00-218-4289
FSC: 4810 — Valves, Powered
CAGE: 16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
end_item_identificationPUMP,RECIPROCATING,WARREN PUMPS,MODELS 6X9X12VERTICALSINGLE,7X10X12VERTICALSIMPLEX,6X7X12,VSDA6X6X6,6X7X12VSDA
NSN4810-00-218-4289
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: CS4320-0169 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESIRON,GRAY HIGH TEST FOR 8 RINGS AND 1 PISTON,STEEL FOR 2 PIPE PLUGS,7 IN. LG PISTON,2.497 @NOMINAL DIA @OF PISTON W/RINGS,PISTON HAS 1-1/4 IN. DIA THRU LG,PIPE IS IN EA END 1-11-1/2 PIPE THDS,8 PISTON RING INSTALLED W 2.510 IN DIA,7/64 IN.MAX THICKNESS,0.186 IN NOMINAL W,SPLIT IN EA PISTON RING IS 0.018 NOMINAL W,END PLUGS HAVE 3/8 IN. 16 TAP,PISTON ENDS HAVE 1/64 IN. BY 45 DEG CHAMFER IN
END ITEM IDENTIFICATIONPUMP,RECIPROCATING,WARREN PUMPS,MODELS 6X9X12VERTICALSINGLE,7X10X12VERTICALSIMPLEX,6X7X12,VSDA6X6X6,6X7X12VSDA
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 1
YB1Same 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 CS4320-0169?
CS4320-0169 is a PISTON,VALVE.
What parts can replace CS4320-0169?
There is 1 known substitute for CS4320-0169: YB1. Substitute compatibility should be verified for your specific system.
What is the NSN for CS4320-0169?
CS4320-0169 is cataloged in the U.S. Government catalog under NSN 4810-00-218-4289. 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.