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CA-946 — CYLINDER ASSEMBLY,ACTUATING,LINE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CA-946: CYLINDER ASSEMBLY,ACTUATING,LINE.

CYLINDER ASSEMBLY,ACTUATING,LINE. Key specifications include material: CORK OVERALL, bore_diameter: 3.250 INCHES NOMINAL IN, special_features: STROKE LENGTH 103.375 IN. IN, style_designator: PEAR, design_characteristics: SINGLE ACTING SINGLE CYLINDER, end_item_identification: WEAPONS SYSTEM WASP CLASS.

This part is cataloged in the U.S. Government catalog under NSN 5330-01-129-9692, 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
CA-946
NSN: 5330-01-129-9692
NIINs: 011299692, 014388093, 016696325
FSC: 5330 — Packing and Gasket Materials
CAGE: 38398 — MARKEY MACHINE LLC DIV MARKEY MACHINE (USA)
SPECIFICATIONS
materialCORK OVERALL
bore_diameter3.250 INCHES NOMINAL IN
special_featuresSTROKE LENGTH 103.375 IN. IN
style_designatorPEAR
design_characteristicsSINGLE ACTING SINGLE CYLINDER
end_item_identificationWEAPONS SYSTEM WASP CLASS
cross-sectional_thickness0.063 INCHES NOMINAL IN
first_end_outside_diameter2.250 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
integral_valve_operation_methodHYDRAULIC
NSN5330-01-129-9692
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CA-946 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.063 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PEAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
MATERIAL: CORK OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.063 INCHES NOMINAL IN
STYLE DESIGNATORPEAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
MATERIALCORK OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
CA9007 ITEM 34Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CA-946?
CA-946 is a CYLINDER ASSEMBLY,ACTUATING,LINE.
What parts can replace CA-946?
There is 1 known substitute for CA-946: CA9007 ITEM 34. Substitute compatibility should be verified for your specific system.
What is the NSN for CA-946?
CA-946 is cataloged in the U.S. Government catalog under NSN 5330-01-129-9692. 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.