PartsTable
Technical Data Sheet
57C20 ✓ 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 VALVE,UNLOADER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY TERMINAL, body_style: STRAIGHT HANDLE, body_width: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.355 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, finger_type: TEST PROD SINGLE FINGER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-397-6787, 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
57C20
NSN: 2530-00-397-6787
FSC: 2530
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY TERMINAL
body_styleSTRAIGHT HANDLE
body_width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
body_height0.180 INCHES NOMINAL IN
body_length0.355 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
finger_typeTEST PROD SINGLE FINGER
finger_length0.500 INCHES NOMINAL SINGLE FINGER IN
terminal_typeTHREADED STUD SOLDER CUP
overall_length1.500 INCHES NOMINAL IN
finger_diameter0.080 INCHES NOMINAL SINGLE FINGER IN
overall_diameter0.375 INCHES NOMINAL IN
special_featuresPOSITIVE-OR LOGIC
NSN2530-00-397-6787
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,UNLOADER TITLE COMPONENT PN 57C20 MFR VALVE,UNLOADER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
A-1-332Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-14652BInterchangeable
interchangeable cross-reference
interchangeable
Q67000-H916Interchangeable
interchangeable cross-reference
interchangeable
SN75453PInterchangeable
interchangeable cross-reference
interchangeable
B3126465Interchangeable
interchangeable cross-reference
interchangeable
S4200J3127553PC29Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57C20?
57C20 is a VALVE,UNLOADER.
What parts can replace 57C20?
There are 22 known substitutes for 57C20: A-1-332, MIL-DTL-14652B, Q67000-H916 and 19 more. Substitute compatibility should be verified for your specific system.
Is 57C20 still available?
57C20 is currently cancelled.
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