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91856756 — VALVE,PRESSURE EQUALIZING,GASEOU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

91856756: VALVE,PRESSURE EQUALIZING,GASEOU.

VALVE,PRESSURE EQUALIZING,GASEOU. Key specifications include material: ALUMINUM ALLOY BODY, body_style: SINGLE CONNECTION, STRAIGHT FLOW, flow_control_device: DISK, FLAT, opening_pressure_setting: ERR-060, valve_relief_design_type: PRESSURE AND VACUUM, valve_venting_design_type: ATMOSPHERIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-368-0709, 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
91856756
NSN: 4820-01-368-0709
FSC: 4820 — Valves, Nonpowered
CAGE: F6481 — THALES SA (FRA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
body_styleSINGLE CONNECTION, STRAIGHT FLOW
flow_control_deviceDISK, FLAT
end_connection_quantity1
opening_pressure_settingERR-060
valve_relief_design_typePRESSURE AND VACUUM
valve_venting_design_typeATMOSPHERIC
NSN4820-01-368-0709
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 91856756 · 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
•
FLOW CONTROL DEVICE: DISK, FLAT
•
BODY STYLE: SINGLE CONNECTION, STRAIGHT FLOW
•
END CONNECTION QUANTITY: 1
•
VALVE VENTING DESIGN TYPE: ATMOSPHERIC
•
OPENING PRESSURE SETTING: ERR-060
•
MATERIAL: ALUMINUM ALLOY BODY
•
VALVE RELIEF DESIGN TYPE: PRESSURE AND VACUUM
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, FLAT
BODY STYLESINGLE CONNECTION, STRAIGHT FLOW
END CONNECTION QUANTITY1
VALVE VENTING DESIGN TYPEATMOSPHERIC
OPENING PRESSURE SETTINGERR-060
MATERIALALUMINUM ALLOY BODY
VALVE RELIEF DESIGN TYPEPRESSURE AND VACUUM
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 1
Z011104Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91856756?
91856756 is a VALVE,PRESSURE EQUALIZING,GASEOU.
What parts can replace 91856756?
There is 1 known substitute for 91856756: Z011104. Substitute compatibility should be verified for your specific system.
What is the NSN for 91856756?
91856756 is cataloged in the U.S. Government catalog under NSN 4820-01-368-0709. 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.