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20112 PIECE 5 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20112 PIECE 5: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922, overall_height: 2.750 INCHES NOMINAL IN, outside_diameter: 2.621 INCHES NOMINAL IN, material_document_and_classification: ASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-440-7651, 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
20112 PIECE 5
NSN: 4820-01-440-7651
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922
overall_height2.750 INCHES NOMINAL IN
outside_diameter2.621 INCHES NOMINAL IN
material_document_and_classificationASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-440-7651
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20112 PIECE 5 · 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
SUBSTITUTES & CROSS-REFERENCES 1
A7444.001.130Reference 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 20112 PIECE 5?
20112 PIECE 5 is a DISK,VALVE.
What parts can replace 20112 PIECE 5?
There is 1 known substitute for 20112 PIECE 5: A7444.001.130. Substitute compatibility should be verified for your specific system.
What is the NSN for 20112 PIECE 5?
20112 PIECE 5 is cataloged in the U.S. Government catalog under NSN 4820-01-440-7651. 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.