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NK4212-2 — GASKET,SPIRAL WOUND

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NK4212-2: GASKET,SPIRAL WOUND.

The GASKET,SPIRAL WOUND is a the manufacturer industrial component. Key specifications include material: IRON ALLOY OUTER RING, outside_diameter: 5.340 INCHES NOMINAL5.340 INCHES NOMINAL IN, special_features: INNER SOFT RING MATERIAL NICKEL CHROMIUM IRON ALLOYINNER SOFT RING MATERIAL NICKEL CHROMIUM IRON ALLOY, style_designator: CIRCULAR, aperture_diameter: 4.540 INCHES NOMINAL4.540 INCHES NOMINAL IN, gage_ring_thickness: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-535-0462, 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
NK4212-2
NSN: 5330-01-535-0462
FSC: 5330 — Packing and Gasket Materials
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialIRON ALLOY OUTER RING
outside_diameter5.340 INCHES NOMINAL5.340 INCHES NOMINAL IN
special_featuresINNER SOFT RING MATERIAL NICKEL CHROMIUM IRON ALLOYINNER SOFT RING MATERIAL NICKEL CHROMIUM IRON ALLOY
style_designatorCIRCULAR
aperture_diameter4.540 INCHES NOMINAL4.540 INCHES NOMINAL IN
gage_ring_thickness0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
end_item_identificationSTRAINERSTRAINER
cross-sectional_thickness0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
cross-sectional_shape_styleMETAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING
material_document_and_classificationMIL-G-24716,TYPE 1,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
NSN5330-01-535-0462
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NK4212-2 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: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
•
GAGE RING THICKNESS: 0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-24716,TYPE 1,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
•
CROSS-SECTIONAL SHAPE STYLE: METAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING
•
OUTSIDE DIAMETER: 5.340 INCHES NOMINAL5.340 INCHES NOMINAL IN
•
APERTURE DIAMETER: 4.540 INCHES NOMINAL4.540 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
GAGE RING THICKNESS0.175 INCHES NOMINAL0.175 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-24716,TYPE 1,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
CROSS-SECTIONAL SHAPE STYLEMETAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING
OUTSIDE DIAMETER5.340 INCHES NOMINAL5.340 INCHES NOMINAL IN
APERTURE DIAMETER4.540 INCHES NOMINAL4.540 INCHES NOMINAL IN
SPECIAL FEATURESINNER SOFT RING MATERIAL NICKEL CHROMIUM IRON ALLOYINNER SOFT RING MATERIAL NICKEL CHROMIUM IRON ALLOY
END ITEM IDENTIFICATIONSTRAINERSTRAINER
MATERIALIRON ALLOY AND NICKEL ALLOY INNER RING
SUBSTITUTES & CROSS-REFERENCES 1
NP-730PART9Reference 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 NK4212-2?
NK4212-2 is a GASKET,SPIRAL WOUND.
What parts can replace NK4212-2?
There is 1 known substitute for NK4212-2: NP-730PART9. Substitute compatibility should be verified for your specific system.
What is the NSN for NK4212-2?
NK4212-2 is cataloged in the U.S. Government catalog under NSN 5330-01-535-0462. This indicates validated use in U.S. government and defense supply chains.
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