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552904 — ACTUATOR,HYDRAULIC-PNEUMATIC,LIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

552904: ACTUATOR,HYDRAULIC-PNEUMATIC,LIN.

ACTUATOR,HYDRAULIC-PNEUMATIC,LIN. Key specifications include material: RUBBER SYNTHETIC OVERALL, outside_diameter: 3.812 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 3.062 INCHES NOMINAL IN, cross-sectional_thickness: 0.187 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-768-4192, 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
552904
NSN: 5330-00-768-4192
NIINs: 007684192, 016723988
FSC: 5330 — Packing and Gasket Materials
CAGE: 1UVT5 — BRP US INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
outside_diameter3.812 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter3.062 INCHES NOMINAL IN
cross-sectional_thickness0.187 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-768-4192
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 552904 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: 0.187 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 3.812 INCHES NOMINAL IN
•
APERTURE DIAMETER: 3.062 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.187 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER3.812 INCHES NOMINAL IN
APERTURE DIAMETER3.062 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
1107PC265BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 552904?
552904 is a ACTUATOR,HYDRAULIC-PNEUMATIC,LIN.
What parts can replace 552904?
There is 1 known substitute for 552904: 1107PC265B. Substitute compatibility should be verified for your specific system.
What is the NSN for 552904?
552904 is cataloged in the U.S. Government catalog under NSN 5330-00-768-4192. 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.