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3311888-1 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3311888-1: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 60.0 DEGREES NOMINAL, overall_height: 1.147 INCHES NOMINAL IN, flange_diameter: 2.156 INCHES NOMINAL IN, style_designator: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-105-7491, 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
3311888-1
NSN: 4820-01-105-7491
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle60.0 DEGREES NOMINAL
overall_height1.147 INCHES NOMINAL IN
flange_diameter2.156 INCHES NOMINAL IN
style_designatorPOPPET
NSN4820-01-105-7491
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3311888-1 · 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
•
FLANGE DIAMETER: 2.156 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
SEAT ANGLE: 60.0 DEGREES NOMINAL
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER2.156 INCHES NOMINAL IN
OVERALL HEIGHT1.147 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
SEAT ANGLE60.0 DEGREES NOMINAL
MATERIALSTEEL CORROSION RESISTING
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 1
3311582 ITEM 9Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3311888-1?
3311888-1 is a DISK,VALVE.
What parts can replace 3311888-1?
There is 1 known substitute for 3311888-1: 3311582 ITEM 9. Substitute compatibility should be verified for your specific system.
What is the NSN for 3311888-1?
3311888-1 is cataloged in the U.S. Government catalog under NSN 4820-01-105-7491. 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.