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93078PC238 — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

93078PC238: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.3095 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN, special_features: RING FACE GROOVED W/DIAMOND POINT TOOL,48 GROOVES PER IN. 0.005 IN.

DEEP IN, radial_wall_thickness: 0.2900 INCHES MINIMUM AND 0.3050 INCHES MAXIMUM IN. This part is cataloged in the U.S. Government catalog under NSN 4310-00-173-5267, 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
93078PC238
NSN: 4310-00-173-5267
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.3095 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
special_featuresRING FACE GROOVED W/DIAMOND POINT TOOL,48 GROOVES PER IN. 0.005 IN. DEEP IN
radial_wall_thickness0.2900 INCHES MINIMUM AND 0.3050 INCHES MAXIMUM IN
standard_bore_diameter8.875 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-173-5267
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 93078PC238 MFR RING,PISTON
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: VERTICAL JOINT
•
RADIAL WALL THICKNESS: 0.2900 INCHES MINIMUM AND 0.3050 INCHES MAXIMUM IN
•
RING STYLE: CONCENTRIC
•
STANDARD BORE DIAMETER: 8.875 INCHES IN
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.3095 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
RADIAL WALL THICKNESS0.2900 INCHES MINIMUM AND 0.3050 INCHES MAXIMUM IN
RING STYLECONCENTRIC
SPECIAL FEATURESRING FACE GROOVED W/DIAMOND POINT TOOL,48 GROOVES PER IN. 0.005 IN. DEEP IN
STANDARD BORE DIAMETER8.875 INCHES IN
MATERIALIRON OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
91027PC235Reference document
Same NSN cross-reference
Reference document — Secondary reference
116828PC235Reference document
Same NSN cross-reference
Reference document — Secondary reference
93027PC235Reference document
Same NSN cross-reference
Reference document — Secondary reference
116613PC235Reference document
Same NSN cross-reference
Reference document — Secondary reference
113428PC235Reference document
Same NSN cross-reference
Reference document — Secondary reference
91113PC235Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 93078PC238?
93078PC238 is a RING,PISTON.
What parts can replace 93078PC238?
There are 9 known substitutes for 93078PC238: 91027PC235, 116828PC235, 93027PC235 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 93078PC238?
93078PC238 is cataloged in the U.S. Government catalog under NSN 4310-00-173-5267. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.