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Technical Data Sheet

74655-4 — Technical Data Sheet

✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GASKET is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY AND COTTON OVERALL, outside_diameter: 6.780 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 6.415 INCHES NOMINAL IN, fsc_application_data: GAS TURBINE ENGINE, end_item_identification: GTC85-71A A. This part is cataloged in the Federal Logistics Information System under NSN 5330-01-368-3930, 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
74655-4
NSN: 5330-01-368-3930
FSC: 5330
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialCOPPER ALLOY AND COTTON OVERALL
outside_diameter6.780 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter6.415 INCHES NOMINAL IN
fsc_application_dataGAS TURBINE ENGINE
end_item_identificationGTC85-71A A
cross-sectional_thickness0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
NSN5330-01-368-3930
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74655-4 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
•
STYLE DESIGNATOR: CIRCULAR
•
APERTURE DIAMETER: 6.415 INCHES NOMINAL IN
•
ENVIRONMENTAL ATTRIBUTE CODE: ASBESTOS ALTERNATIVE PRODUCTS
•
CROSS-SECTIONAL THICKNESS: 0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
MATERIAL: COPPER ALLOY AND COTTON OVERALL
•
OUTSIDE DIAMETER: 6.780 INCHES NOMINAL IN
•
FSC APPLICATION DATA: GAS TURBINE ENGINE
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCIRCULAR
APERTURE DIAMETER6.415 INCHES NOMINAL IN
ENVIRONMENTAL ATTRIBUTE CODEASBESTOS ALTERNATIVE PRODUCTS
CROSS-SECTIONAL THICKNESS0.065 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
MATERIALCOPPER ALLOY AND COTTON OVERALL
OUTSIDE DIAMETER6.780 INCHES NOMINAL IN
FSC APPLICATION DATAGAS TURBINE ENGINE
END ITEM IDENTIFICATIONGTC85-71A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
6640NCM060625InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
07P02-13InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
400-0031InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74655-4?
74655-4 is a GASKET.
What parts can replace 74655-4?
There are 3 known substitutes for 74655-4: 6640NCM060625, 07P02-13, 400-0031. Substitute compatibility should be verified for your specific system.
Is 74655-4 still available?
74655-4 is currently cancelled.
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