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Technical Data Sheet
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4997207 — 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP WSS ACTIVITY HX QUALITY CONTRMANUFACTURING AND TESTING SPECIFICATIONS. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-868-2588, 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
4997207
NSN: 4820-00-868-2588
FSC: 4820
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP WSS ACTIVITY HX QUALITY CONTRMANUFACTURING AND TESTING SPECIFICATIONS
NSN4820-00-868-2588
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4997207 · 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 INSIDE DIAMETER: 0.438 INCHES NOMINAL IN
•
SEATING SURFACE SHAPE: FLAT
•
BODY OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.188 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.219 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
FLANGE SEAT TO DISK END HEIGHT: 0.063 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BODY INSIDE DIAMETER0.438 INCHES NOMINAL IN
SEATING SURFACE SHAPEFLAT
BODY OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
FLANGE DIAMETER1.188 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.219 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
MATERIALSTEEL CORROSION RESISTING OVERALL
FLANGE SEAT TO DISK END HEIGHT0.063 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
235716-0001ITEM10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C8384ITEM11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C-7771ITEM11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4990408InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C8384ITEM12InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
235716-0001ITEM11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4997207?
4997207 is a SEAT,VALVE.
What parts can replace 4997207?
There are 28 known substitutes for 4997207: 235716-0001ITEM10, C8384ITEM11, C-7771ITEM11 and 25 more. Substitute compatibility should be verified for your specific system.
Is 4997207 still available?
4997207 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