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Technical Data Sheet
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897N — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include special_features: BRASS; 1.625 IN. DIA; 1.250 IN.

BORE,2.188 IN. DEEP; 1.875 IN. OD FLANGE,0.250 IN.

THICKNESS OF FLANGE,2.438 IN. LG IN. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-374-7489, 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
897N
NSN: 4820-00-374-7489
FSC: 4820
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
special_featuresBRASS; 1.625 IN. DIA; 1.250 IN. BORE,2.188 IN. DEEP; 1.875 IN. OD FLANGE,0.250 IN. THICKNESS OF FLANGE,2.438 IN. LG IN
NSN4820-00-374-7489
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 897N · 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 FEATURESBRASS; 1.625 IN. DIA; 1.250 IN. BORE,2.188 IN. DEEP; 1.875 IN. OD FLANGE,0.250 IN. THICKNESS OF FLANGE,2.438 IN. LG IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
F433InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PST235InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
HL-18122 PIECE 102InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
HL17376PC97InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 897N?
897N is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 897N?
There are 4 known substitutes for 897N: F433, PST235, HL-18122 PIECE 102 and 1 more. Substitute compatibility should be verified for your specific system.
Is 897N still available?
897N is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026