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142D6542 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

142D6542: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q OUTER RING, overall_width: 11.900 INCHES MINIMUM AND 11.960 INCHES MAXIMUM IN, overall_length: 40.440 INCHES MINIMUM AND 40.520 INCHES MAXIMUM IN, special_features: USED ON COVER ACCESS, style_designator: RECTANGULAR, surface_treatment: ANODIZE INNER RING. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-372-4754, 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
142D6542
NSN: 5330-01-372-4754
FSC: 5330 — Packing and Gasket Materials
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q OUTER RING
overall_width11.900 INCHES MINIMUM AND 11.960 INCHES MAXIMUM IN
overall_length40.440 INCHES MINIMUM AND 40.520 INCHES MAXIMUM IN
special_featuresUSED ON COVER ACCESS
style_designatorRECTANGULAR
surface_treatmentANODIZE INNER RING
cross-sectional_thickness0.250 INCHES NOMINAL IN
cross-sectional_shape_styleHOLLOW
material_document_and_classificationZZ-R-765,GR 60 CL 3B MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
NSN5330-01-372-4754
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 142D6542 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: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RECTANGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE INNER RING
•
CROSS-SECTIONAL SHAPE STYLE: HOLLOW
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.250 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/9 FED SPEC SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765,GR 60 CL 3B MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
OVERALL LENGTH40.440 INCHES MINIMUM AND 40.520 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEHOLLOW
OVERALL WIDTH11.900 INCHES MINIMUM AND 11.960 INCHES MAXIMUM IN
SPECIAL FEATURESUSED ON COVER ACCESS
SURFACE TREATMENTANODIZE INNER RING
MATERIALALUMINUM ALLOY 6063 INNER RING
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 142D6542?
142D6542 is a GASKET.
What is the NSN for 142D6542?
142D6542 is cataloged in the U.S. Government catalog under NSN 5330-01-372-4754. This indicates validated use in U.S. government and defense supply chains.
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