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026-37781-0 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

026-37781-0: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include nominal_width: 151.7 MILLIMETERS ALL ENDS MM, nominal_length: 177.6 MILLIMETERS ALL ENDS MM, special_features: INLET PORT A 350 BAR, CONTROL TYPE: HAND KNOB 32MM DIA. MM, flow_control_device: POPPET, end_item_identification: VALVE RELIEF.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-528-9638, 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
026-37781-0
NSN: 4820-01-528-9638
FSC: 4820 — Valves, Nonpowered
CAGE: 9F512 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION (USA)
SPECIFICATIONS
nominal_width151.7 MILLIMETERS ALL ENDS MM
nominal_length177.6 MILLIMETERS ALL ENDS MM
special_featuresINLET PORT A 350 BAR, CONTROL TYPE: HAND KNOB 32MM DIA. MM
flow_control_devicePOPPET
end_item_identificationVALVE RELIEF
NSN4820-01-528-9638
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 026-37781-0 · 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: POPPET
•
NOMINAL LENGTH: 177.6 MILLIMETERS ALL ENDS MM
•
NOMINAL WIDTH: 151.7 MILLIMETERS ALL ENDS MM
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
NOMINAL LENGTH177.6 MILLIMETERS ALL ENDS MM
SPECIAL FEATURESINLET PORT A 350 BAR, CONTROL TYPE: HAND KNOB 32MM DIA. MM
NOMINAL WIDTH151.7 MILLIMETERS ALL ENDS MM
END ITEM IDENTIFICATIONVALVE RELIEF
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 026-37781-0?
026-37781-0 is a VALVE,SAFETY RELIEF.
What is the NSN for 026-37781-0?
026-37781-0 is cataloged in the U.S. Government catalog under NSN 4820-01-528-9638. 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.