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26-1766-34-154 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

26-1766-34-154: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include material: STEEL CORROSION RESISTING BODY, body_style: STRAIGHT THRU, flow_control_device: SPRING, valve_loading_method: SPRING, maximum_inlet_pressure_rating: ERR-060, part_name_assigned_by_controlling_agency: REGULATOR-RELIEF/BACKPRESSURE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-677-3087, 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
26-1766-34-154
NSN: 4820-01-677-3087
FSC: 4820 — Valves, Nonpowered
CAGE: 13669 — TESCOM CORP DBA TESCOM DIV TESCOM (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
body_styleSTRAIGHT THRU
flow_control_deviceSPRING
valve_loading_methodSPRING
end_connection_quantity2
maximum_inlet_pressure_ratingERR-060
part_name_assigned_by_controlling_agencyREGULATOR-RELIEF/BACKPRESSURE
NSN4820-01-677-3087
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 26-1766-34-154 · 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: SPRING
•
BODY STYLE: STRAIGHT THRU
•
END CONNECTION QUANTITY: 2
•
VALVE LOADING METHOD: SPRING
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
MAXIMUM INLET PRESSURE RATING: ERR-060
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICESPRING
BODY STYLESTRAIGHT THRU
END CONNECTION QUANTITY2
VALVE LOADING METHODSPRING
PART NAME ASSIGNED BY CONTROLLING AGENCYREGULATOR-RELIEF/BACKPRESSURE
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM INLET PRESSURE RATINGERR-060
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 26-1766-34-154?
26-1766-34-154 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 26-1766-34-154?
26-1766-34-154 is cataloged in the U.S. Government catalog under NSN 4820-01-677-3087. 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.