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31427N ITEM 3 — RETAINER,SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

31427N ITEM 3: RETAINER,SEAT,VALVE.

The RETAINER,SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, valve_design_control_activity: 35795, valve_size_for_which_designed: 4.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-392-8174, 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
31427N ITEM 3
NSN: 4820-01-392-8174
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
valve_design_control_activity35795
valve_size_for_which_designed4.000 INCHES IN
NSN4820-01-392-8174
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 31427N ITEM 3 · 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
•
VALVE SIZE FOR WHICH DESIGNED: 4.000 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 35795
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES IN
VALVE DESIGN CONTROL ACTIVITY35795
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
403204Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 31427N ITEM 3?
31427N ITEM 3 is a RETAINER,SEAT,VALVE.
What parts can replace 31427N ITEM 3?
There is 1 known substitute for 31427N ITEM 3: 403204. Substitute compatibility should be verified for your specific system.
What is the NSN for 31427N ITEM 3?
31427N ITEM 3 is cataloged in the U.S. Government catalog under NSN 4820-01-392-8174. 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.