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51MCD1216N2PC69 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

51MCD1216N2PC69: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, outside_diameter: 1.781 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.500 INCHES NOMINAL IN, cross-sectional_thickness: 0.062 INCHES NOMINAL IN, cross-sectional_shape_style: RECTANGULAR METAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-090-9637, 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
51MCD1216N2PC69
NSN: 5330-00-090-9637
FSC: 5330 — Packing and Gasket Materials
CAGE: 10855 — CARRIER CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
outside_diameter1.781 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.500 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR METAL
material_document_and_classificationQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-090-9637
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51MCD1216N2PC69 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: 0.062 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR METAL
•
OUTSIDE DIAMETER: 1.781 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.500 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
OUTSIDE DIAMETER1.781 INCHES NOMINAL IN
APERTURE DIAMETER1.500 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 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 3
SK5053NALT4PC3-2164NReference document
Same NSN cross-reference
Reference document — Secondary reference
SK5053NALT4PC3-2034NReference document
Same NSN cross-reference
Reference document — Secondary reference
D287-14PCALLReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 51MCD1216N2PC69?
51MCD1216N2PC69 is a GASKET.
What parts can replace 51MCD1216N2PC69?
There are 3 known substitutes for 51MCD1216N2PC69: SK5053NALT4PC3-2164N, SK5053NALT4PC3-2034N, D287-14PCALL. Substitute compatibility should be verified for your specific system.
What is the NSN for 51MCD1216N2PC69?
51MCD1216N2PC69 is cataloged in the U.S. Government catalog under NSN 5330-00-090-9637. 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.