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Technical Data Sheet
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512-7670557 — COVER PLATE,DISK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

512-7670557: COVER PLATE,DISK.

The COVER PLATE,DISK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-644-0105, 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
512-7670557
NSN: 4820-01-644-0105
NIINs: 016440105, 016447537
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number512-7670557
NSN4820-01-644-0105
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 512-7670557 · 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 2
517-7670557 ITEM NO. 1 ASSY 95Reference document
Same NSN cross-reference
Reference document — Secondary reference
15339926 ASSY 95Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 512-7670557?
512-7670557 is a COVER PLATE,DISK.
What parts can replace 512-7670557?
There are 2 known substitutes for 512-7670557: 517-7670557 ITEM NO. 1 ASSY 95, 15339926 ASSY 95. Substitute compatibility should be verified for your specific system.
What is the NSN for 512-7670557?
512-7670557 is cataloged in the U.S. Government catalog under NSN 4820-01-644-0105. This indicates validated use in U.S. government and defense supply chains.
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