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1R5448 — VALVE,RESTRICTOR CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1R5448: VALVE,RESTRICTOR CHECK.

The VALVE,RESTRICTOR CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, seat_angle: 45.0 DEGREES SECOND END, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: COMPRESSION (TUBE) FIRST END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-495-6950, 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
1R5448
NSN: 4820-00-495-6950
FSC: 4820 — Valves, Nonpowered
CAGE: 26044 — SAF INDUSTRIES LLC DBA SAF INDUSTRIES LLC DIV GARKENYON (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
seat_angle45.0 DEGREES SECOND END
thread_class2A FIRST END A
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleCOMPRESSION (TUBE) FIRST END
special_featuresRESTRICTED FLOW AT 1500 PSI DIFFERENTIATING PRESSURE AND MIL-H-5606 FLUID AT 90 DEG F PORM 10 DEG F; SEAT NOMINAL RADIUS: A0.063 DEGF
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
aperture_diameter0.060 INCHES NOMINAL IN
mounting_positionHORIZONTAL OR VERTICAL
surface_treatmentPASSIVATE AND PAINT
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NSN4820-00-495-6950
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1R5448 · 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
•
CONNECTION STYLE: COMPRESSION (TUBE) FIRST END
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLECOMPRESSION (TUBE) FIRST END
CONNECTION STYLEFLARELESS SECOND END
MOUNTING POSITIONHORIZONTAL OR VERTICAL
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
APERTURE DIAMETER0.060 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND SECOND END
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 1
215-22537-4Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 1R5448?
1R5448 is a VALVE,RESTRICTOR CHECK.
What parts can replace 1R5448?
There is 1 known substitute for 1R5448: 215-22537-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 1R5448?
1R5448 is cataloged in the U.S. Government catalog under NSN 4820-00-495-6950. This indicates validated use in U.S. government and defense supply chains.
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