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BUF 28273 — ACTUATOR,HYDRAULIC-PNEUMATIC,LIN

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

BUF 28273: ACTUATOR,HYDRAULIC-PNEUMATIC,LIN.

ACTUATOR,HYDRAULIC-PNEUMATIC,LIN. Key specifications include stroke_length: 5.000 INCHES IN, starting_method: ELECTRICAL, voltage_in_volts: 24.0, piston_action_type: SINGLE ACTING, cylinder_arrangement: STRAIGHT IN-LINE, standard_bore_diameter: 4.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-517-5841, 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
BUF 28273
NSN: 4810-01-517-5841
FSC: 4810 — Valves, Powered
CAGE: 0PVN1 — BURR ENGINEERING & DEVELOPMENT CO (USA)
SPECIFICATIONS
stroke_length5.000 INCHES IN
starting_methodELECTRICAL
voltage_in_volts24.0
cylinder_quantity6
strokes_per_cycle4
piston_action_typeSINGLE ACTING
cylinder_arrangementSTRAIGHT IN-LINE
standard_bore_diameter4.250 INCHES IN
crankshaft_rotation_directionCOUNTERCLOCKWISE
accessory_components_and_quantityALTERNATOR 1,BELT,ALTERNATOR 1,BELT,FAN 2,FAN 1,FILTER,FUEL,SECONDARY 1,FILTER,LUBRICATING OIL 1,INJECTOR,FUEL 6,PAN,OIL 1,PUMP,FUEL INJECTION 1,PUMP,OIL 1,PUMP,WATER 1,THERMOSTAT 1,TURBOCHARGER 1
main_power_takeoff_rotation_directionCOUNTERCLOCKWISE
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY SOURCE CONTROL DRAWING NO.
NSN4810-01-517-5841
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: BUF 28273 · 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
SUBSTITUTES & CROSS-REFERENCES 1
7010492Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BUF 28273?
BUF 28273 is a ACTUATOR,HYDRAULIC-PNEUMATIC,LIN.
What parts can replace BUF 28273?
There is 1 known substitute for BUF 28273: 7010492. Substitute compatibility should be verified for your specific system.
What is the NSN for BUF 28273?
BUF 28273 is cataloged in the U.S. Government catalog under NSN 4810-01-517-5841. This indicates validated use in U.S. government and defense supply chains.
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