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Technical Data Sheet
7-0857-1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The PISTON,PUMP is a the manufacturer industrial component. Key specifications include diameter: 1.300 INCHES MINIMUM AND 1.301 INCHES MAXIMUM IN, material: ALUMINUM AND COPPER ALLOY 706, head_style: FLAT, oil_groove: NOT INCLUDED, skirt_type: SOLID, pin_hole_bushing: NOT INCLUDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-182-7337, 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
7-0857-1
NSN: 4320-01-182-7337
FSC: 4320
CAGE: 97415 — TRIUMPH ACTUATION SYSTEMS - YAKIMA, LLC DBA TRIUMPH ACTUATION SYSTEMS - YAKIMA LLC (USA)
SPECIFICATIONS
diameter1.300 INCHES MINIMUM AND 1.301 INCHES MAXIMUM IN
materialALUMINUM AND COPPER ALLOY 706
head_styleFLAT
oil_grooveNOT INCLUDED
skirt_typeSOLID
pin_hole_bushingNOT INCLUDED
retaining_ring_grooveINCLUDED
skirt_bottom_cutaway_featureNOT INCLUDED
NSN4320-01-182-7337
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,PUMP TITLE COMPONENT PN 7-0857-1 MFR PISTON,PUMP
KEY FEATURES
PIN: NOT INCLUDED
MATERIAL: ALUMINUM AND COPPER ALLOY 706
HEAD STYLE: FLAT
SKIRT BOTTOM CUTAWAY FEATURE: NOT INCLUDED
OIL GROOVE: NOT INCLUDED
RING: NOT INCLUDED
PIN HOLE BUSHING: NOT INCLUDED
RETAINING RING GROOVE: INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
PINNOT INCLUDED
MATERIALALUMINUM AND COPPER ALLOY 706
HEAD STYLEFLAT
SKIRT BOTTOM CUTAWAY FEATURENOT INCLUDED
OIL GROOVENOT INCLUDED
RINGNOT INCLUDED
PIN HOLE BUSHINGNOT INCLUDED
RETAINING RING GROOVEINCLUDED
DIAMETER1.300 INCHES MINIMUM AND 1.301 INCHES MAXIMUM IN
SKIRT TYPESOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
85885Interchangeable
interchangeable cross-reference
interchangeable
70857Interchangeable
interchangeable cross-reference
interchangeable
211-504Interchangeable
interchangeable cross-reference
interchangeable
MILR15109AInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-15109Interchangeable
interchangeable cross-reference
interchangeable
1831-52Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7-0857-1?
7-0857-1 is a PISTON,PUMP.
What parts can replace 7-0857-1?
There are 6 known substitutes for 7-0857-1: 85885, 70857, 211-504 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7-0857-1?
7-0857-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-182-7337. This indicates validated use in U.S. government and defense supply chains.
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