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40003855-1 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40003855-1: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include special_features: CONSISTS OF: 1 EA PACKING,PRE- FORMED P/N M 25988/1-009; 1 EA SEAT,SPRING,P/N 40003857-1; 1 EA SPRING P/N 40003860-1, supplementary_features: USED ON AIR BOTTLE AND BRACKET ASSEMBLY,LIFE RAFT RELIEF,CREW COMPARTMENT,ACFT,TYPE C-5B. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-283-5220, 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
40003855-1
NSN: 4820-01-283-5220
FSC: 4820 — Valves, Nonpowered
CAGE: 05167 — MEGGITT SAFETY SYSTEMS INC (USA)
SPECIFICATIONS
special_featuresCONSISTS OF: 1 EA PACKING,PRE- FORMED P/N M 25988/1-009; 1 EA SEAT,SPRING,P/N 40003857-1; 1 EA SPRING P/N 40003860-1
supplementary_featuresUSED ON AIR BOTTLE AND BRACKET ASSEMBLY,LIFE RAFT RELIEF,CREW COMPARTMENT,ACFT,TYPE C-5B
NSN4820-01-283-5220
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40003855-1 · 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: USED ON AIR BOTTLE AND BRACKET ASSEMBLY,LIFE RAFT RELIEF,CREW COMPARTMENT,ACFT,TYPE C-5B
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESUSED ON AIR BOTTLE AND BRACKET ASSEMBLY,LIFE RAFT RELIEF,CREW COMPARTMENT,ACFT,TYPE C-5B
SPECIAL FEATURESCONSISTS OF: 1 EA PACKING,PRE- FORMED P/N M 25988/1-009; 1 EA SEAT,SPRING,P/N 40003857-1; 1 EA SPRING P/N 40003860-1
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 40003855-1?
40003855-1 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 40003855-1?
40003855-1 is cataloged in the U.S. Government catalog under NSN 4820-01-283-5220. This indicates validated use in U.S. government and defense supply chains.
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