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Technical Data Sheet
57-903557-17 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The ACCUMULATOR,HYDRAULIC is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thread_class: 3A A, cubic_capacity: 50.000 CUBIC INCHES, overall_length: 20.300 INCHES NOMINAL IN, bleeder_opening: NOT INCLUDED, overall_diameter: 2.560 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1650-00-080-6994, 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
57-903557-17
NSN: 1650-00-080-6994
FSC: 1650
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thread_class3A A
cubic_capacity50.000 CUBIC INCHES
overall_length20.300 INCHES NOMINAL IN
bleeder_openingNOT INCLUDED
overall_diameter2.560 INCHES NOMINAL IN
operating_pressure3000.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
maximum_fluid_volume44.600 CUBIC INCHES
port_screw_thread_diameter0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
port_screw_thread_quantity_per_inch20.000 AND 16.000
port_screw_thread_series_designatorUNF
NSN1650-00-080-6994
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ACCUMULATOR,HYDRAULIC TITLE COMPONENT PN 57-903557-17 MFR ACCUMULATOR,HYDRAULIC
KEY FEATURES
PORT SCREW THREAD DIAMETER: 0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
PORT SCREW THREAD QUANTITY PER INCH: 20.000 AND 16.000
MATERIAL: ALUMINUM ALLOY
OPERATING PRESSURE: 3000.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
OVERALL DIAMETER: 2.560 INCHES NOMINAL IN
MAXIMUM FLUID VOLUME: 44.600 CUBIC INCHES
CUBIC CAPACITY: 50.000 CUBIC INCHES
TECHNICAL CHARACTERISTICS (FLIS)
PORT SCREW THREAD DIAMETER0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
PORT SCREW THREAD QUANTITY PER INCH20.000 AND 16.000
MATERIALALUMINUM ALLOY
OPERATING PRESSURE3000.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
OVERALL DIAMETER2.560 INCHES NOMINAL IN
MAXIMUM FLUID VOLUME44.600 CUBIC INCHES
OVERALL LENGTH20.300 INCHES NOMINAL IN
CUBIC CAPACITY50.000 CUBIC INCHES
THREAD CLASS3A A
PORT SCREW THREAD SERIES DESIGNATORUNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MIL-A-8897Interchangeable
interchangeable cross-reference
interchangeable
MS28797-5Interchangeable
interchangeable cross-reference
interchangeable
1356-633498Interchangeable
interchangeable cross-reference
interchangeable
8421-030Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-5498Interchangeable
interchangeable cross-reference
interchangeable
1356-583321Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57-903557-17?
57-903557-17 is a ACCUMULATOR,HYDRAULIC.
What parts can replace 57-903557-17?
There are 17 known substitutes for 57-903557-17: MIL-A-8897, MS28797-5, 1356-633498 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57-903557-17?
57-903557-17 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1650-00-080-6994. This indicates validated use in U.S. government and defense supply chains.
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