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77JEK014 — DISK,RUPTURABLE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

77JEK014: DISK,RUPTURABLE.

The DISK,RUPTURABLE is a the manufacturer industrial component. Key specifications include disk_size: 5.000 INCHES IN, disk_material: ALUMINUM ALLOY, burst_pressure: 285.0 PRESSURE POUNDS PER SQUARE INCH GAGE AND 300.0 PRESSURE POUNDS PER SQUARE INCH GAGE, cross-sectional_shape: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-333-5183, 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
77JEK014
NSN: 4820-00-333-5183
FSC: 4820 — Valves, Nonpowered
CAGE: 32874 — BS&B SAFETY SYSTEMS LLC (USA)
SPECIFICATIONS
disk_size5.000 INCHES IN
disk_materialALUMINUM ALLOY
burst_pressure285.0 PRESSURE POUNDS PER SQUARE INCH GAGE AND 300.0 PRESSURE POUNDS PER SQUARE INCH GAGE
cross-sectional_shapeCONCAVE
NSN4820-00-333-5183
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 77JEK014 · 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
•
DISK MATERIAL: ALUMINUM ALLOY
•
BURST PRESSURE: 285.0 PRESSURE POUNDS PER SQUARE INCH GAGE AND 300.0 PRESSURE POUNDS PER SQUARE INCH GAGE
•
CROSS-SECTIONAL SHAPE: CONCAVE
•
DISK SIZE: 5.000 INCHES IN
TECHNICAL CHARACTERISTICS
DISK MATERIALALUMINUM ALLOY
BURST PRESSURE285.0 PRESSURE POUNDS PER SQUARE INCH GAGE AND 300.0 PRESSURE POUNDS PER SQUARE INCH GAGE
CROSS-SECTIONAL SHAPECONCAVE
DISK SIZE5.000 INCHES IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 77JEK014?
77JEK014 is a DISK,RUPTURABLE.
What is the NSN for 77JEK014?
77JEK014 is cataloged in the U.S. Government catalog under NSN 4820-00-333-5183. 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.