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25781-2 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

25781-2: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN,OPTIONAL END(PIPE) FIRST END, style_designator: ANGLE, thread_direction: RIGHT-HAND SECOND END, flow_control_device: DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-233-7975, 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
25781-2
NSN: 4820-01-233-7975
FSC: 4820 — Valves, Nonpowered
CAGE: 71895 — COLLINS ENGINE NOZZLES, INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN,OPTIONAL END(PIPE) FIRST END
style_designatorANGLE
thread_directionRIGHT-HAND SECOND END
flow_control_deviceDISK
nominal_thread_size0.500 INCHES FIRST END IN
valve_operation_methodAUTOMATIC
thread_series_designatorNPT FIRST END
adjustable_pressure_range+0.0 TO 300.0 POUNDS PER SQUARE INCH LBS
valve_discharge_flow_rate6.0 GALLONS PER MINUTE
NSN4820-01-233-7975
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 25781-2 · 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: DISK
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) FIRST END
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
•
STYLE DESIGNATOR: ANGLE
•
ADJUSTABLE PRESSURE RANGE: +0.0 TO 300.0 POUNDS PER SQUARE INCH LBS
•
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
STYLE DESIGNATORANGLE
ADJUSTABLE PRESSURE RANGE+0.0 TO 300.0 POUNDS PER SQUARE INCH LBS
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.500 INCHES SECOND END IN
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 25781-2?
25781-2 is a VALVE,SAFETY RELIEF.
What is the NSN for 25781-2?
25781-2 is cataloged in the U.S. Government catalog under NSN 4820-01-233-7975. This indicates validated use in U.S. government and defense supply chains.
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