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6520-50-800-1101 — RUBBER STRIP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6520-50-800-1101: RUBBER STRIP.

The RUBBER STRIP is a the manufacturer industrial component. Key specifications include length: 78.000 INCHES NOMINAL IN, material: RUBBER POLYISOPRENE NATURAL CLASS NR LOCATION NOT OTHERWISE SPECIFIED, fabrication_method: CELLULAR, UNEXPLODED, cross-sectional_width: 0.310 INCHES NOMINAL IN, cross-sectional_height: 0.620 INCHES NOMINAL IN, cross-sectional_shape_style: RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-944-5872, 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
6520-50-800-1101
NSN: 5330-00-944-5872
FSC: 5330 — Packing and Gasket Materials
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
length78.000 INCHES NOMINAL IN
materialRUBBER POLYISOPRENE NATURAL CLASS NR LOCATION NOT OTHERWISE SPECIFIED
fabrication_methodCELLULAR, UNEXPLODED
cross-sectional_width0.310 INCHES NOMINAL IN
cross-sectional_height0.620 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-R-6130, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
NSN5330-00-944-5872
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6520-50-800-1101 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
•
LENGTH: 78.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.620 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.310 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6130, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: RUBBER POLYISOPRENE NATURAL CLASS NR LOCATION NOT OTHERWISE SPECIFIED
•
FABRICATION METHOD: CELLULAR, UNEXPLODED
TECHNICAL CHARACTERISTICS
LENGTH78.000 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.620 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.310 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6130, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALRUBBER POLYISOPRENE NATURAL CLASS NR LOCATION NOT OTHERWISE SPECIFIED
FABRICATION METHODCELLULAR, UNEXPLODED
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 managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6520-50-800-1101?
6520-50-800-1101 is a RUBBER STRIP.
What is the NSN for 6520-50-800-1101?
6520-50-800-1101 is cataloged in the U.S. Government catalog under NSN 5330-00-944-5872. 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.