PartsTable
Technical Data Sheet
Download PDF

8953-003-122 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8953-003-122: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 8.0 DEGREES NOMINAL, taper_length: 2.250 INCHES NOMINAL IN, overall_height: 2.940 INCHES NOMINAL IN, special_features: STELLITE FINISH NR 6,AMS-5387, style_designator: SOLID WEDGE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-120-4192, 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
8953-003-122
NSN: 4820-01-120-4192
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle8.0 DEGREES NOMINAL
taper_length2.250 INCHES NOMINAL IN
overall_height2.940 INCHES NOMINAL IN
special_featuresSTELLITE FINISH NR 6,AMS-5387
style_designatorSOLID WEDGE
taper_major_diameter1.400 INCHES NOMINAL IN
taper_minor_diameter0.865 INCHES NOMINAL IN
NSN4820-01-120-4192
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8953-003-122 · 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: 0.865 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
TAPER MAJOR DIAMETER: 1.400 INCHES NOMINAL IN
•
SEAT ANGLE: 8.0 DEGREES NOMINAL
•
TAPER LENGTH: 2.250 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.940 INCHES NOMINAL IN
TAPER MINOR DIAMETER0.865 INCHES NOMINAL IN
STYLE DESIGNATORSOLID WEDGE
TAPER MAJOR DIAMETER1.400 INCHES NOMINAL IN
SEAT ANGLE8.0 DEGREES NOMINAL
TAPER LENGTH2.250 INCHES NOMINAL IN
SPECIAL FEATURESSTELLITE FINISH NR 6,AMS-5387
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
8953-3-210Reference 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
Ready to buy 8953-003-122?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 8953-003-122?
8953-003-122 is a DISK,VALVE.
What parts can replace 8953-003-122?
There is 1 known substitute for 8953-003-122: 8953-3-210. Substitute compatibility should be verified for your specific system.
What is the NSN for 8953-003-122?
8953-003-122 is cataloged in the U.S. Government catalog under NSN 4820-01-120-4192. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 8953-003-122

✓ 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.