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CB-174-23 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CB-174-23: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM OVERALL, case_style: RECESSED, seal_width: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN, special_features: DRAW HOLES, housing_bore_diameter: 3.188 INCHES MINIMUM AND 3.190 INCHES MAXIMUM IN, sealing_element_style: ANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-123-7119, 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
CB-174-23
NSN: 5330-01-123-7119
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F893 — VANSEAL CORP (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM OVERALL
case_styleRECESSED
seal_width0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
special_featuresDRAW HOLES
housing_bore_diameter3.188 INCHES MINIMUM AND 3.190 INCHES MAXIMUM IN
sealing_element_styleANGULAR
end_item_identificationAIRCRAFT CH-53C DRIVE SYSTEMS (HELO ONLY)
accommodated_shaft_diameter1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
criticality_code_justificationAGAV
NSN5330-01-123-7119
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CB-174-23 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
•
SEAL WIDTH: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
HOUSING BORE DIAMETER: 3.188 INCHES MINIMUM AND 3.190 INCHES MAXIMUM IN
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
CRITICALITY CODE JUSTIFICATIONAGAV
HOUSING BORE DIAMETER3.188 INCHES MINIMUM AND 3.190 INCHES MAXIMUM IN
CASE STYLERECESSED
SPECIAL FEATURESDRAW HOLES
ACCOMMODATED SHAFT DIAMETER1.374 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONAIRCRAFT CH-53C DRIVE SYSTEMS (HELO ONLY)
MATERIALRUBBER FLUOROCARBON CLASS FPM OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
539095-40Reference 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 CB-174-23?
CB-174-23 is a SEAL,PLAIN ENCASED.
What parts can replace CB-174-23?
There is 1 known substitute for CB-174-23: 539095-40. Substitute compatibility should be verified for your specific system.
What is the NSN for CB-174-23?
CB-174-23 is cataloged in the U.S. Government catalog under NSN 5330-01-123-7119. This indicates validated use in U.S. government and defense supply chains.
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