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4253-82-2 — PUMP,AXIAL PISTONS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4253-82-2: PUMP,AXIAL PISTONS.

The PUMP,AXIAL PISTONS is a the manufacturer industrial component. Key specifications include drive_shaft_type: MACHINE KEYWAY, discharge_pressure: 800.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS, drive_shaft_length: 2.062 INCHES NOMINAL IN, pumping_element_type: PISTON, drive_connection_type: RIGID COUPLED, intake_connection_type: THREADED INTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-400-7442, 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
4253-82-2
NSN: 5330-00-400-7442
NIINs: 004007442, 007739342
FSC: 5330 — Packing and Gasket Materials
CAGE: 04407 — ALLIS-CHALMERS CORP IMPLEMENT DIV
SPECIFICATIONS
drive_shaft_typeMACHINE KEYWAY
cylinder_quantity1
discharge_pressure800.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
drive_shaft_length2.062 INCHES NOMINAL IN
pumping_element_typePISTON
drive_connection_typeRIGID COUPLED
intake_connection_typeTHREADED INTERNAL
pump_rotation_directionCOUNTERCLOCKWISE
drive_shaft_end_diameter1.250 INCHES NOMINAL IN
media_for_which_designedHYDROCARBON FUELS AND OILS
discharge_connection_typeTHREADED INTERNAL
pump_reciprocating_designSINGLE ACTING
NSN5330-00-400-7442
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4253-82-2 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
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 4253-82-2?
4253-82-2 is a PUMP,AXIAL PISTONS.
What is the NSN for 4253-82-2?
4253-82-2 is cataloged in the U.S. Government catalog under NSN 5330-00-400-7442. This indicates validated use in U.S. government and defense supply chains.
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