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9862129 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

9862129: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL BODY, valve_operation_method: AUTOMATIC, end_item_identification: 2320-01-534-1887; TRUCK, CARGO, part_name_assigned_by_controlling_agency: VALVE ASSY, PRESS RLF, INL SECT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-680-0618, 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
9862129
NSN: 4820-01-680-0618
FSC: 4820 — Valves, Nonpowered
CAGE: 34914 — HIAB USA INC (USA)
SPECIFICATIONS
materialSTEEL BODY
valve_operation_methodAUTOMATIC
end_item_identification2320-01-534-1887; TRUCK, CARGO
part_name_assigned_by_controlling_agencyVALVE ASSY, PRESS RLF, INL SECT
NSN4820-01-680-0618
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9862129 · 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
•
STYLE DESIGNATOR: SCREW-IN CARTRIDGE
•
MATERIAL: STEEL BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSCREW-IN CARTRIDGE
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE ASSY, PRESS RLF, INL SECT
END ITEM IDENTIFICATION2320-01-534-1887; TRUCK, CARGO
MATERIALSTEEL BODY
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
4466392Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 9862129?
9862129 is a VALVE,SAFETY RELIEF.
What parts can replace 9862129?
There is 1 known substitute for 9862129: 4466392. Substitute compatibility should be verified for your specific system.
What is the NSN for 9862129?
9862129 is cataloged in the U.S. Government catalog under NSN 4820-01-680-0618. 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.