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27J685PC1 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

27J685PC1: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include body_length: 1.518 INCHES NOMINAL IN, overall_width: 0.749 INCHES NOMINAL IN, overall_length: 1.759 INCHES NOMINAL IN, terminal_length: 0.241 INCHES NOMINAL IN, style_designator: OVAL BODY, PIN TERMINALS, overall_thickness: 0.344 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-306-1446, 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
27J685PC1
NSN: 4820-00-306-1446
FSC: 4820 — Valves, Nonpowered
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
body_length1.518 INCHES NOMINAL IN
overall_width0.749 INCHES NOMINAL IN
overall_length1.759 INCHES NOMINAL IN
terminal_length0.241 INCHES NOMINAL IN
style_designatorOVAL BODY, PIN TERMINALS
overall_thickness0.344 INCHES NOMINAL IN
terminal_diameter0.050 INCHES NOMINAL IN
specified_frequency18.288 KILOHERTZ
center_to_center_distance_between_terminals0.432 INCHES NOMINAL IN
NSN4820-00-306-1446
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 27J685PC1 · 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 3
20F432Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
1429411Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13G281PC1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 27J685PC1?
27J685PC1 is a DISK,VALVE.
What parts can replace 27J685PC1?
There are 3 known substitutes for 27J685PC1: 20F432, 1429411, 13G281PC1. Substitute compatibility should be verified for your specific system.
What is the NSN for 27J685PC1?
27J685PC1 is cataloged in the U.S. Government catalog under NSN 4820-00-306-1446. 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.