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JK1600R1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

JK1600R1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE NITRILE OVERALL, hole_diameter: 0.233 INCHES MINIMUM AND 0.239 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 2.950 INCHES MINIMUM AND 2.970 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 1.770 INCHES MINIMUM AND 1.790 INCHES MAXIMUM IN, bolt_circle_diameter: 2.328 INCHES MINIMUM AND 2.348 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-507-2977, 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
JK1600R1
NSN: 5330-01-507-2977
FSC: 5330 — Packing and Gasket Materials
CAGE: 24973 — JO KING INC DIV J.O. KING, INCORPORATED (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE NITRILE OVERALL
hole_diameter0.233 INCHES MINIMUM AND 0.239 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter2.950 INCHES MINIMUM AND 2.970 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter1.770 INCHES MINIMUM AND 1.790 INCHES MAXIMUM IN
bolt_hole_quantity5
bolt_circle_diameter2.328 INCHES MINIMUM AND 2.348 INCHES MAXIMUM IN
end_item_identificationC-5
cross-sectional_thickness0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-6855C,CLASSI,GRADE60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-507-2977
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: JK1600R1 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: 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855C,CLASSI,GRADE60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 2.950 INCHES MINIMUM AND 2.970 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 1.770 INCHES MINIMUM AND 1.790 INCHES MAXIMUM IN
•
BOLT HOLE QUANTITY: 5
•
BOLT CIRCLE DIAMETER: 2.328 INCHES MINIMUM AND 2.348 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855C,CLASSI,GRADE60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER2.950 INCHES MINIMUM AND 2.970 INCHES MAXIMUM IN
APERTURE DIAMETER1.770 INCHES MINIMUM AND 1.790 INCHES MAXIMUM IN
BOLT HOLE QUANTITY5
BOLT CIRCLE DIAMETER2.328 INCHES MINIMUM AND 2.348 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONC-5
MATERIALRUBBER BUTADIENE NITRILE 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is JK1600R1?
JK1600R1 is a GASKET.
What is the NSN for JK1600R1?
JK1600R1 is cataloged in the U.S. Government catalog under NSN 5330-01-507-2977. 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.