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SE50038 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SE50038: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: PLASTIC BODY, special_features: VALVE MAYBE LOCKED IN THE CLOSED POSITION WITH THE USE OF A PRV RETAINER, MODEL PVR-1. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-497-5268, 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
SE50038
NSN: 4820-01-497-5268
FSC: 4820 — Valves, Nonpowered
CAGE: 1DRT7 — CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
materialPLASTIC BODY
special_featuresVALVE MAYBE LOCKED IN THE CLOSED POSITION WITH THE USE OF A PRV RETAINER, MODEL PVR-1
NSN4820-01-497-5268
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SE50038 · 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
•
MATERIAL: PLASTIC BODY
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESVALVE MAYBE LOCKED IN THE CLOSED POSITION WITH THE USE OF A PRV RETAINER, MODEL PVR-1
MATERIALPLASTIC BODY
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
PRV-7Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
WG1400012Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 SE50038?
SE50038 is a VALVE,SAFETY RELIEF.
What parts can replace SE50038?
There are 2 known substitutes for SE50038: PRV-7, WG1400012. Substitute compatibility should be verified for your specific system.
What is the NSN for SE50038?
SE50038 is cataloged in the U.S. Government catalog under NSN 4820-01-497-5268. 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.