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PartsTable / COMPONENT / SL5704PC691
SL5704PC691 ✓ 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 RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.6230 INCHES NOMINAL IN, fsc_application_data: PISTON,PUMP, radial_wall_thickness: 0.2930 INCHES MINIMUM AND 0.3080 INCHES MAXIMUM 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 3040-00-288-6447, 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
SL5704PC691
NSN: 3040-00-288-6447
FSC: 3040
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.6230 INCHES NOMINAL IN
fsc_application_dataPISTON,PUMP
radial_wall_thickness0.2930 INCHES MINIMUM AND 0.3080 INCHES MAXIMUM IN
standard_bore_diameter9.000 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN3040-00-288-6447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN SL5704PC691 MFR RING,PISTON
KEY FEATURES
•
STANDARD BORE DIAMETER: 9.000 INCHES IN
•
RING STYLE: CONCENTRIC
•
RADIAL WALL THICKNESS: 0.2930 INCHES MINIMUM AND 0.3080 INCHES MAXIMUM IN
•
MATERIAL: IRON OVERALL
•
JOINT STYLE: VERTICAL JOINT
•
FSC APPLICATION DATA: PISTON,PUMP
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD BORE DIAMETER9.000 INCHES IN
RING STYLECONCENTRIC
RADIAL WALL THICKNESS0.2930 INCHES MINIMUM AND 0.3080 INCHES MAXIMUM IN
MATERIALIRON OVERALL
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.6230 INCHES NOMINAL IN
FSC APPLICATION DATAPISTON,PUMP
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
20504-51Interchangeable
interchangeable cross-reference
interchangeable
297502Interchangeable
interchangeable cross-reference
interchangeable
A49800Interchangeable
interchangeable cross-reference
interchangeable
DX84982PC691Interchangeable
Same NIIN cross-reference
interchangeable
SL5700PC691Interchangeable
Same NIIN cross-reference
interchangeable
202PInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SL5704PC691?
SL5704PC691 is a RING,PISTON.
What parts can replace SL5704PC691?
There are 6 known substitutes for SL5704PC691: 20504-51, 297502, A49800 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SL5704PC691?
SL5704PC691 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-288-6447. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026