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TVHSSVT1.50SS — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

TVHSSVT1.50SS: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-631-3446, 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
TVHSSVT1.50SS
NSN: 4820-01-631-3446
FSC: 4820 — Valves, Nonpowered
CAGE: 28396 — INTERNATIONAL VALVE CORP DBA CHECK-ALL VALVE MFG. CO. (USA)
SPECIFICATIONS
Part NumberTVHSSVT1.50SS
NSN4820-01-631-3446
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: TVHSSVT1.50SS · 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
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 2
NMM000100Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
NMM000100-207Same 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 TVHSSVT1.50SS?
TVHSSVT1.50SS is a VALVE,CHECK.
What parts can replace TVHSSVT1.50SS?
There are 2 known substitutes for TVHSSVT1.50SS: NMM000100, NMM000100-207. Substitute compatibility should be verified for your specific system.
What is the NSN for TVHSSVT1.50SS?
TVHSSVT1.50SS is cataloged in the U.S. Government catalog under NSN 4820-01-631-3446. 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.