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82-55303 — 82-55303

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

82-55303: 82-55303.

The 82-55303 is a the manufacturer industrial component. Key specifications include slot_depth: 0.820 INCHES NOMINAL IN, slot_radius: 0.820 INCHES NOMINAL IN, outside_diameter: 1.900 INCHES NOMINAL IN, special_features: NEXT HIGHER ASSEMBLY: WIRING HARNESS, BRANCHED 1440-01-115-3397;EMI-RATED, style_designator: CIRCULAR WITH SLOTS, WITHOUT BOLT HOLES, WITH RADIUS APERTURE SHAPE, aperture_diameter: 1.550 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-049-9199, 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
MRO→ MRO_GENERAL→ 82-55303
NSN: 5330-01-049-9199
NIINs: 010499199, 011172491, 014660392
FSC: 5330 — Packing and Gasket Materials
CAGE: 07700 — TECHNICAL WIRE PRODUCTS, LLC DBA TWP (USA)
SPECIFICATIONS
slot_depth0.820 INCHES NOMINAL IN
slot_radius0.820 INCHES NOMINAL IN
slot_quantity2
outside_diameter1.900 INCHES NOMINAL IN
special_featuresNEXT HIGHER ASSEMBLY: WIRING HARNESS, BRANCHED 1440-01-115-3397;EMI-RATED
style_designatorCIRCULAR WITH SLOTS, WITHOUT BOLT HOLES, WITH RADIUS APERTURE SHAPE
aperture_diameter1.550 INCHES NOMINAL IN
bolt_circle_diameter1.715 INCHES NOMINAL IN
cross-sectional_height0.030 INCHES NOMINAL IN
end_item_identificationLAUNCHER, TUBULAR, GUIDED MISSILE 1440-01-104-9834
cross-sectional_shape_styleWIRE AND COMPOSITION
criticality_code_justificationFEAT
NSN5330-01-049-9199
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 82-55303 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: 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
HARDNESS RATING: 25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 11.500 INCHES NOMINAL IN
•
APERTURE LENGTH: 23.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
HARDNESS RATING25.0 SHORE DUROMETER A MINIMUM AND 35.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH24.750 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH13.000 INCHES NOMINAL IN
APERTURE WIDTH11.500 INCHES NOMINAL IN
APERTURE LENGTH23.250 INCHES NOMINAL IN
BOLT HOLE QUANTITY14
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH4.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 2
353D826H01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
82-10217Reference 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 82-55303?
82-55303 is a 82-55303. It is classified as a MRO (MRO_GENERAL).
What parts can replace 82-55303?
There are 2 known substitutes for 82-55303: 353D826H01, 82-10217. Substitute compatibility should be verified for your specific system.
What is the NSN for 82-55303?
82-55303 is cataloged in the U.S. Government catalog under NSN 5330-01-049-9199. 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.