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51310A391 8IN — CABLE ASSEMBLY,SPECIAL PURPOSE,E

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

51310A391 8IN: CABLE ASSEMBLY,SPECIAL PURPOSE,E.

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: ALUMINUM AND COPPER ALLOY, pressure_rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, style_designator: BUTTERFLY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-310-6617, 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
51310A391 8IN
NSN: 4820-01-310-6617
FSC: 4820 — Valves, Nonpowered
CAGE: 1NB39 — DOVER RESOURCES, INC. DIV NORRISEAL (USA)
SPECIFICATIONS
materialALUMINUM AND COPPER ALLOY
pressure_rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
style_designatorBUTTERFLY
NSN4820-01-310-6617
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 51310A391 8IN · 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
•
PRESSURE RATING: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
STYLE DESIGNATOR: BUTTERFLY
•
MATERIAL: ALUMINUM AND COPPER ALLOY
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
PRESSURE RATING150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
STYLE DESIGNATORBUTTERFLY
MATERIALALUMINUM AND COPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 3
920-170 REF-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
51310A391Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
920-170Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 51310A391 8IN?
51310A391 8IN is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 51310A391 8IN?
There are 3 known substitutes for 51310A391 8IN: 920-170 REF-2, 51310A391, 920-170. Substitute compatibility should be verified for your specific system.
What is the NSN for 51310A391 8IN?
51310A391 8IN is cataloged in the U.S. Government catalog under NSN 4820-01-310-6617. 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.