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4987607 — SEAL RING,METAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4987607: SEAL RING,METAL.

The SEAL RING,METAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, ring_style: EXPANDING CONCENTRIC, joint_style: INTERLOCKING JOINT, overall_width: 0.1250 INCHES NOMINAL IN, outside_diameter: 9.813 INCHES NOMINAL IN, radial_wall_thickness: 0.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-287-0580, 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
4987607
NSN: 5330-00-287-0580
FSC: 5330 — Packing and Gasket Materials
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
ring_styleEXPANDING CONCENTRIC
joint_styleINTERLOCKING JOINT
overall_width0.1250 INCHES NOMINAL IN
outside_diameter9.813 INCHES NOMINAL IN
radial_wall_thickness0.2500 INCHES NOMINAL IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN5330-00-287-0580
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4987607 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 SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
OUTSIDE DIAMETER: 9.813 INCHES NOMINAL IN
•
JOINT STYLE: INTERLOCKING JOINT
•
RADIAL WALL THICKNESS: 0.2500 INCHES NOMINAL IN
•
RING STYLE: EXPANDING CONCENTRIC
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.1250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
OUTSIDE DIAMETER9.813 INCHES NOMINAL IN
JOINT STYLEINTERLOCKING JOINT
RADIAL WALL THICKNESS0.2500 INCHES NOMINAL IN
RING STYLEEXPANDING CONCENTRIC
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 4
4806BReference document
Same NSN cross-reference
Reference document — Secondary reference
172MLR1Reference document
Same NSN cross-reference
Reference document — Secondary reference
4806DReference document
Same NSN cross-reference
Reference document — Secondary reference
5330PL0811764Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4987607?
4987607 is a SEAL RING,METAL.
What parts can replace 4987607?
There are 4 known substitutes for 4987607: 4806B, 172MLR1, 4806D and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4987607?
4987607 is cataloged in the U.S. Government catalog under NSN 5330-00-287-0580. 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.