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623-008-6179 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

623-008-6179: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include disk_loading_method: SPRING, flow_control_device: DISK, valve_operation_method: AUTOMATIC, end_item_identification: JOHN DEERE EXCAVATOR MODEL NO. 690E-LC, thread_series_designator: NPT ALL ENDS.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-396-1938, 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
623-008-6179
NSN: 4820-01-396-1938
FSC: 4820 — Valves, Nonpowered
CAGE: 0URD7 — LINDE HYDRAULICS CORP DIV LINDE HYDRAULICS (USA)
SPECIFICATIONS
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
end_item_identificationJOHN DEERE EXCAVATOR MODEL NO. 690E-LC
thread_series_designatorNPT ALL ENDS
NSN4820-01-396-1938
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 623-008-6179 · 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
•
CONNECTION STYLE: PLAIN (SCREW-IN CARTRIDGE) ALL ENDS
•
CONNECTION TYPE: THREADED CARTRIDGE ALL ENDS
•
STYLE DESIGNATOR: SCREW-IN CARTRIDGE
•
DISK LOADING METHOD: SPRING
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN (SCREW-IN CARTRIDGE) ALL ENDS
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
STYLE DESIGNATORSCREW-IN CARTRIDGE
DISK LOADING METHODSPRING
END ITEM IDENTIFICATIONJOHN DEERE EXCAVATOR MODEL NO. 690E-LC
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC
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
AT152059Reference 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 623-008-6179?
623-008-6179 is a VALVE,SAFETY RELIEF.
What parts can replace 623-008-6179?
There is 1 known substitute for 623-008-6179: AT152059. Substitute compatibility should be verified for your specific system.
What is the NSN for 623-008-6179?
623-008-6179 is cataloged in the U.S. Government catalog under NSN 4820-01-396-1938. 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.