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8953-3-122 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8953-3-122: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, seat_angle: 14.0 DEGREES NOMINAL, taper_length: 2.250 INCHES NOMINAL IN, overall_height: 2.938 INCHES NOMINAL IN, style_designator: SOLID WEDGE, taper_major_diameter: 0.863 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-274-9537, 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
8953-3-122
NSN: 4820-01-274-9537
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL
seat_angle14.0 DEGREES NOMINAL
taper_length2.250 INCHES NOMINAL IN
overall_height2.938 INCHES NOMINAL IN
style_designatorSOLID WEDGE
taper_major_diameter0.863 INCHES NOMINAL IN
taper_minor_diameter0.500 INCHES NOMINAL IN
NSN4820-01-274-9537
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8953-3-122 · 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
•
TAPER MINOR DIAMETER: 0.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
TAPER MAJOR DIAMETER: 0.863 INCHES NOMINAL IN
•
SEAT ANGLE: 14.0 DEGREES NOMINAL
•
TAPER LENGTH: 2.250 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.938 INCHES NOMINAL IN
TAPER MINOR DIAMETER0.500 INCHES NOMINAL IN
STYLE DESIGNATORSOLID WEDGE
TAPER MAJOR DIAMETER0.863 INCHES NOMINAL IN
SEAT ANGLE14.0 DEGREES NOMINAL
TAPER LENGTH2.250 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 3
88324Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
8953-3-36Reference document
Same NSN cross-reference
Reference document — Secondary reference
88324-30 ITEM 5Same 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 8953-3-122?
8953-3-122 is a DISK,VALVE.
What parts can replace 8953-3-122?
There are 3 known substitutes for 8953-3-122: 88324, 8953-3-36, 88324-30 ITEM 5. Substitute compatibility should be verified for your specific system.
What is the NSN for 8953-3-122?
8953-3-122 is cataloged in the U.S. Government catalog under NSN 4820-01-274-9537. 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.