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256094-1 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

256094-1: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include supplementary_features: PACER SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-263-0340, 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
256094-1
NSN: 4820-01-263-0340
FSC: 4820 — Valves, Nonpowered
CAGE: 99240 — CRISSAIR INC DIV ESCO TECHNOLOGIES (USA)
SPECIFICATIONS
supplementary_featuresPACER SPECIAL
NSN4820-01-263-0340
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 256094-1 · 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
•
SUPPLEMENTARY FEATURES: PACER SPECIAL
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESPACER SPECIAL
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 3
793237-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
2S6094-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DAA3284P001-324Same 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)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 256094-1?
256094-1 is a VALVE,CHECK.
What parts can replace 256094-1?
There are 3 known substitutes for 256094-1: 793237-1, 2S6094-1, DAA3284P001-324. Substitute compatibility should be verified for your specific system.
What is the NSN for 256094-1?
256094-1 is cataloged in the U.S. Government catalog under NSN 4820-01-263-0340. 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.