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211080495 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211080495: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, special_features: TYPE 257 1T, style_designator: ANGLE, operating_pressure: 60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, flow_control_device: DISK, maximum_operating_temp: 122.0 FAHRENHEIT SINGLE RESPONSE DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-407-0685, 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
211080495
NSN: 4820-01-407-0685
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
special_featuresTYPE 257 1T
style_designatorANGLE
operating_pressure60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp122.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAIR
NSN4820-01-407-0685
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211080495 · 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
•
STYLE DESIGNATOR: ANGLE
•
OPERATING PRESSURE: 60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MAXIMUM OPERATING TEMP: 122.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MATERIAL: STEEL CORROSION RESISTING SEAT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
STYLE DESIGNATORANGLE
OPERATING PRESSURE60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP122.0 FAHRENHEIT SINGLE RESPONSE DEGF
SPECIAL FEATURESTYPE 257 1T
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING BODY
MATERIALSTEEL CORROSION RESISTING STEM
VALVE OPERATION METHODAIR
SUBSTITUTES & CROSS-REFERENCES 3
SW111C01E0060Reference document
Same NSN cross-reference
Reference document — Secondary reference
SW111Reference document
Same NSN cross-reference
Reference document — Secondary reference
SW1041Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 211080495?
211080495 is a VALVE,SAFETY RELIEF.
What parts can replace 211080495?
There are 3 known substitutes for 211080495: SW111C01E0060, SW111, SW1041. Substitute compatibility should be verified for your specific system.
What is the NSN for 211080495?
211080495 is cataloged in the U.S. Government catalog under NSN 4820-01-407-0685. 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.