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9DD000140 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

9DD000140: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, flow_control_device: PLUG, valve_operation_method: AUTOMATIC, end_item_identification: 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-356-2638, 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
9DD000140
NSN: 4820-01-356-2638
FSC: 4820 — Valves, Nonpowered
CAGE: 0FHH8 — STERLING HYDRAULICS INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
flow_control_devicePLUG
valve_operation_methodAUTOMATIC
end_item_identification2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
NSN4820-01-356-2638
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9DD000140 · 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: PLUG
•
MATERIAL: ALUMINUM ALLOY BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPLUG
END ITEM IDENTIFICATION2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM)
MATERIALALUMINUM ALLOY 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 2
2HK182Reference document
Same NSN cross-reference
Reference document — Secondary reference
9D000140Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 9DD000140?
9DD000140 is a VALVE,SAFETY RELIEF.
What parts can replace 9DD000140?
There are 2 known substitutes for 9DD000140: 2HK182, 9D000140. Substitute compatibility should be verified for your specific system.
What is the NSN for 9DD000140?
9DD000140 is cataloged in the U.S. Government catalog under NSN 4820-01-356-2638. 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.