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DB1002149 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DB1002149: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include special_features: RELIEF VALVE ASSEMBLY, COUNTERLUNG, SHADOW, part_name_assigned_by_controlling_agency: RELIEF VALVE ASSEMBLY, COUNTERLUNG, SHADOW. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-733-5924, 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
DB1002149
NSN: 4820-01-733-5924
FSC: 4820 — Valves, Nonpowered
CAGE: 1RZM1 — CHASE SUPPLY, INC. DBA CHASE DEFENSE PARTNERS (USA)
SPECIFICATIONS
special_featuresRELIEF VALVE ASSEMBLY, COUNTERLUNG, SHADOW
part_name_assigned_by_controlling_agencyRELIEF VALVE ASSEMBLY, COUNTERLUNG, SHADOW
NSN4820-01-733-5924
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DB1002149 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESRELIEF VALVE ASSEMBLY, COUNTERLUNG, SHADOW
PART NAME ASSIGNED BY CONTROLLING AGENCYRELIEF VALVE ASSEMBLY, COUNTERLUNG, SHADOW
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

No substitute or cross-reference records for this part.

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 DB1002149?
DB1002149 is a VALVE,SAFETY RELIEF.
What is the NSN for DB1002149?
DB1002149 is cataloged in the U.S. Government catalog under NSN 4820-01-733-5924. This indicates validated use in U.S. government and defense supply chains.
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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.