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S944PC18 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

S944PC18: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, overall_height: 0.630 INCHES NOMINAL IN, style_designator: PLAIN THREADED, body_inside_diameter: 1.000 INCHES NOMINAL IN, seating_surface_shape: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-012-4841, 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
S944PC18
NSN: 4820-00-012-4841
FSC: 4820 — Valves, Nonpowered
CAGE: 93591 — PENTAIR VALVES & CONTROLS US LP DIV FLOW CONTROL US HOLDING CORP (USA)
SPECIFICATIONS
materialSTEEL BODY
overall_height0.630 INCHES NOMINAL IN
style_designatorPLAIN THREADED
body_inside_diameter1.000 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN4820-00-012-4841
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S944PC18 · 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 THREADED
•
BODY INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL BODY
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.630 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN THREADED
BODY INSIDE DIAMETER1.000 INCHES NOMINAL IN
MATERIALSTEEL BODY
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 4
NL-169-ANDNK210-1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
NL169-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
N169-1ANDNK210-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
3315395Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 S944PC18?
S944PC18 is a SEAT,VALVE.
What parts can replace S944PC18?
There are 4 known substitutes for S944PC18: NL-169-ANDNK210-1, NL169-1, N169-1ANDNK210-1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S944PC18?
S944PC18 is cataloged in the U.S. Government catalog under NSN 4820-00-012-4841. 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.