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1925N — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1925N: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, overall_height: 0.562 INCHES NOMINAL IN, body_inside_diameter: 2.750 INCHES NOMINAL IN, body_outside_diameter: 3.480 INCHES NOMINAL IN, end_item_identification: COMPRESSOR,MODEL NO.7/7/5-3/4X5-6CYL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-134-7812, 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
1925N
NSN: 4820-01-134-7812
FSC: 4820 — Valves, Nonpowered
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
materialCOPPER OVERALL
overall_height0.562 INCHES NOMINAL IN
body_inside_diameter2.750 INCHES NOMINAL IN
body_outside_diameter3.480 INCHES NOMINAL IN
end_item_identificationCOMPRESSOR,MODEL NO.7/7/5-3/4X5-6CYL
NSN4820-01-134-7812
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1925N · 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
•
BODY OUTSIDE DIAMETER: 3.480 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 2.750 INCHES NOMINAL IN
•
MATERIAL: COPPER OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.562 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER3.480 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.750 INCHES NOMINAL IN
END ITEM IDENTIFICATIONCOMPRESSOR,MODEL NO.7/7/5-3/4X5-6CYL
MATERIALCOPPER OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
HL-18112PC88Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL18122PC88Reference document
Same NSN cross-reference
Reference document — Secondary reference
HL-18112Reference 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1925N?
1925N is a SEAT,VALVE.
What parts can replace 1925N?
There are 3 known substitutes for 1925N: HL-18112PC88, HL18122PC88, HL-18112. Substitute compatibility should be verified for your specific system.
What is the NSN for 1925N?
1925N is cataloged in the U.S. Government catalog under NSN 4820-01-134-7812. 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.