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90475 — SWITCH SUBASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90475: SWITCH SUBASSEMBLY.

The SWITCH SUBASSEMBLY is a the manufacturer industrial component. Key specifications include hole_diameter: 0.390 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.188 INCHES NOMINAL IN, overall_height: 2.750 INCHES NOMINAL IN, overall_length: 1.984 INCHES NOMINAL IN, outside_diameter: 5.250 INCHES NOMINAL IN, special_features: MAJOR COMPONENTS: FINGER ASSY 2, SPRING 2, SLEEVE 1. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-449-5214, 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
90475
NSN: 5330-00-449-5214
NIINs: 004495214, 005818244
FSC: 5330 — Packing and Gasket Materials
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
hole_diameter0.390 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.188 INCHES NOMINAL IN
overall_height2.750 INCHES NOMINAL IN
overall_length1.984 INCHES NOMINAL IN
outside_diameter5.250 INCHES NOMINAL IN
special_featuresMAJOR COMPONENTS: FINGER ASSY 2, SPRING 2, SLEEVE 1
bolt_circle_diameter4.500 INCHES NOMINAL IN
cross-sectional_thickness0.013 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
NSN5330-00-449-5214
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90475 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: 0.013 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 5.250 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 4.500 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.390 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.013 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
OUTSIDE DIAMETER5.250 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER4.500 INCHES NOMINAL IN
HOLE DIAMETER0.390 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 1
635066Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90475?
90475 is a SWITCH SUBASSEMBLY.
What parts can replace 90475?
There is 1 known substitute for 90475: 635066. Substitute compatibility should be verified for your specific system.
What is the NSN for 90475?
90475 is cataloged in the U.S. Government catalog under NSN 5330-00-449-5214. 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.