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21298656 — SEAL RING,METAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21298656: SEAL RING,METAL.

The SEAL RING,METAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, ring_style: CONTRACTING CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.2480 INCHES NOMINAL IN, inside_diameter: 3.800 INCHES NOMINAL IN, radial_wall_thickness: 0.2000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-135-6305, 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
21298656
NSN: 5330-00-135-6305
FSC: 5330 — Packing and Gasket Materials
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
ring_styleCONTRACTING CONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.2480 INCHES NOMINAL IN
inside_diameter3.800 INCHES NOMINAL IN
radial_wall_thickness0.2000 INCHES NOMINAL IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN5330-00-135-6305
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21298656 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
•
JOINT STYLE: VERTICAL JOINT
•
INSIDE DIAMETER: 3.800 INCHES NOMINAL IN
•
RADIAL WALL THICKNESS: 0.2000 INCHES NOMINAL IN
•
RING STYLE: CONTRACTING CONCENTRIC
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.2480 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
INSIDE DIAMETER3.800 INCHES NOMINAL IN
RADIAL WALL THICKNESS0.2000 INCHES NOMINAL IN
RING STYLECONTRACTING CONCENTRIC
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
N295PC27Reference document
Same NSN cross-reference
Reference document — Secondary reference
129666Reference document
Same NSN cross-reference
Reference document — Secondary reference
12986-6Reference 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 21298656?
21298656 is a SEAL RING,METAL.
What parts can replace 21298656?
There are 3 known substitutes for 21298656: N295PC27, 129666, 12986-6. Substitute compatibility should be verified for your specific system.
What is the NSN for 21298656?
21298656 is cataloged in the U.S. Government catalog under NSN 5330-00-135-6305. This indicates validated use in U.S. government and defense supply chains.
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