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256B — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

256B: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include operation_method: MANUAL, special_features: 1.50X1.50, pumping_element_type: DIAPHRAGM, maximum_discharge_flow_rate: 18.0 GALLONS PER MINUTE, operating_speed_at_rated_capacity: 60.0 STROKES PER MINUTE. 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
256B
NSN: 4310-00-173-5267
NIINs: 001735267, 012982844
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
operation_methodMANUAL
special_features1.50X1.50
pumping_element_typeDIAPHRAGM
intake_connection_quantity1
maximum_discharge_flow_rate18.0 GALLONS PER MINUTE
discharge_connection_quantity1
operating_speed_at_rated_capacity60.0 STROKES PER MINUTE
NSN4310-00-173-5267
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 256B 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 10
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 256B?
256B is a RING,PISTON.
What parts can replace 256B?
There are 10 known substitutes for 256B: 91027PC235, 116828PC235, 93027PC235 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 256B?
256B 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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