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1S-1122-5-4 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1S-1122-5-4: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_height: 47.250 INCHES NOMINAL IN, style_designator: SOLID WEDGE, taper_major_diameter: 6.697 INCHES NOMINAL IN, taper_minor_diameter: 2.125 INCHES NOMINAL IN, end_item_identification: NIMITZ CLASS CVN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-433-7149, 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
1S-1122-5-4
NSN: 4820-01-433-7149
FSC: 4820 — Valves, Nonpowered
CAGE: 85130 — FLOWSERVE CORPORATION DIV FLOWSERVE US INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_height47.250 INCHES NOMINAL IN
style_designatorSOLID WEDGE
taper_major_diameter6.697 INCHES NOMINAL IN
taper_minor_diameter2.125 INCHES NOMINAL IN
end_item_identificationNIMITZ CLASS CVN
NSN4820-01-433-7149
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1S-1122-5-4 · 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
•
TAPER MINOR DIAMETER: 2.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
TAPER MAJOR DIAMETER: 6.697 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT47.250 INCHES NOMINAL IN
TAPER MINOR DIAMETER2.125 INCHES NOMINAL IN
STYLE DESIGNATORSOLID WEDGE
TAPER MAJOR DIAMETER6.697 INCHES NOMINAL IN
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
1S-1122-5Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
1S-1122-5, ITEM: 4Same 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 1S-1122-5-4?
1S-1122-5-4 is a DISK,VALVE.
What parts can replace 1S-1122-5-4?
There are 2 known substitutes for 1S-1122-5-4: 1S-1122-5, 1S-1122-5, ITEM: 4. Substitute compatibility should be verified for your specific system.
What is the NSN for 1S-1122-5-4?
1S-1122-5-4 is cataloged in the U.S. Government catalog under NSN 4820-01-433-7149. 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.