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SM2253 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SM2253: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, overall_height: 0.406 INCHES NOMINAL IN, inside_diameter: 0.375 INCHES NOMINAL IN, shoulder_height: 0.250 INCHES NOMINAL IN, outside_diameter: 1.875 INCHES NOMINAL IN, lower_surface_width: 0.469 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-426-0772, 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
SM2253
NSN: 4820-00-426-0772
FSC: 4820 — Valves, Nonpowered
CAGE: 49851 — AIR LIQUIDE AMERICA CORP RANSOME DIV (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
overall_height0.406 INCHES NOMINAL IN
inside_diameter0.375 INCHES NOMINAL IN
shoulder_height0.250 INCHES NOMINAL IN
outside_diameter1.875 INCHES NOMINAL IN
lower_surface_width0.469 INCHES NOMINAL IN
NSN4820-00-426-0772
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SM2253 · 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
•
LOWER SURFACE WIDTH: 0.469 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.250 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.875 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.406 INCHES NOMINAL IN
LOWER SURFACE WIDTH0.469 INCHES NOMINAL IN
SHOULDER HEIGHT0.250 INCHES NOMINAL IN
OUTSIDE DIAMETER1.875 INCHES NOMINAL IN
INSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SM2253?
SM2253 is a DISK,VALVE.
What is the NSN for SM2253?
SM2253 is cataloged in the U.S. Government catalog under NSN 4820-00-426-0772. 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.