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473753 — BEARING AND SHAFT ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

473753: BEARING AND SHAFT ASSEMBLY.

The BEARING AND SHAFT ASSEMBLY is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.281 INCHES NOMINAL IN, overall_height: 0.563 INCHES NOMINAL IN, style_designator: FLAT TOP COUNTERBORED, first_counterbore_depth: 0.312 INCHES NOMINAL IN, material_hardness_rating: 50.0 SHORE DUROMETER A NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-451-3378, 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
473753
NSN: 5340-01-451-3378
NIINs: 014513378, 014820480, 014827938
FSC: 5340 — Hardware, Commercial
CAGE: 28873 — ITW FOOD EQUIPMENT GROUP LLC DBA HOBART SERVICE (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.281 INCHES NOMINAL IN
overall_height0.563 INCHES NOMINAL IN
style_designatorFLAT TOP COUNTERBORED
first_counterbore_depth0.312 INCHES NOMINAL IN
material_hardness_rating50.0 SHORE DUROMETER A NOMINAL
first_counterbore_diameter0.531 INCHES NOMINAL IN
outside/top_flange_diameter1.000 INCHES NOMINAL IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN5340-01-451-3378
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 473753 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
•
OUTSIDE/TOP FLANGE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 50.0 SHORE DUROMETER A NOMINAL
•
FIRST COUNTERBORE DIAMETER: 0.531 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT TOP COUNTERBORED
•
FIRST COUNTERBORE DEPTH: 0.312 INCHES NOMINAL IN
•
MATERIAL: RUBBER
•
HOLE DIAMETER: 0.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.563 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER1.000 INCHES NOMINAL IN
MATERIAL HARDNESS RATING50.0 SHORE DUROMETER A NOMINAL
FIRST COUNTERBORE DIAMETER0.531 INCHES NOMINAL IN
STYLE DESIGNATORFLAT TOP COUNTERBORED
FIRST COUNTERBORE DEPTH0.312 INCHES NOMINAL IN
MATERIALRUBBER
HOLE DIAMETER0.281 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 473753?
473753 is a BEARING AND SHAFT ASSEMBLY.
What is the NSN for 473753?
473753 is cataloged in the U.S. Government catalog under NSN 5340-01-451-3378. This indicates validated use in U.S. government and defense supply chains.
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