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845-1889758ASSY35 — LOCKING DEVICE VALV

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

845-1889758ASSY35: LOCKING DEVICE VALV.

The LOCKING DEVICE VALV is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, functional_description: USED TO LOCK VALVE HANDLE AND STEM TO PREVENT BEING INADVERTENTLY TURNED, part_name_assigned_by_controlling_agency: LOCK, STEM, LOCKED CLOSED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-509-0768, 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
845-1889758ASSY35
NSN: 4820-01-509-0768
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
functional_descriptionUSED TO LOCK VALVE HANDLE AND STEM TO PREVENT BEING INADVERTENTLY TURNED
part_name_assigned_by_controlling_agencyLOCK, STEM, LOCKED CLOSED
NSN4820-01-509-0768
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 845-1889758ASSY35 · 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
•
FUNCTIONAL DESCRIPTION: USED TO LOCK VALVE HANDLE AND STEM TO PREVENT BEING INADVERTENTLY TURNED
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
FUNCTIONAL DESCRIPTIONUSED TO LOCK VALVE HANDLE AND STEM TO PREVENT BEING INADVERTENTLY TURNED
PART NAME ASSIGNED BY CONTROLLING AGENCYLOCK, STEM, LOCKED CLOSED
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
1889758Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 845-1889758ASSY35?
845-1889758ASSY35 is a LOCKING DEVICE VALV.
What parts can replace 845-1889758ASSY35?
There is 1 known substitute for 845-1889758ASSY35: 1889758. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-1889758ASSY35?
845-1889758ASSY35 is cataloged in the U.S. Government catalog under NSN 4820-01-509-0768. 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.