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253409-1 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

253409-1: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER AND POLYESTER (USE PCY000) BODY, overall_height: 2.0000 INCHES NOMINAL IN, base_outside_diameter: 5.5000 INCHES NOMINAL IN, opening_inside_diameter: 5.0000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-393-7074, 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
253409-1
NSN: 5340-01-393-7074
FSC: 5340 — Hardware, Commercial
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialRUBBER AND POLYESTER (USE PCY000) BODY
overall_height2.0000 INCHES NOMINAL IN
base_outside_diameter5.5000 INCHES NOMINAL IN
opening_inside_diameter5.0000 INCHES NOMINAL IN
NSN5340-01-393-7074
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 253409-1 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
•
OPENING INSIDE DIAMETER: 5.0000 INCHES NOMINAL IN
•
BASE OUTSIDE DIAMETER: 5.5000 INCHES NOMINAL IN
•
MATERIAL: RUBBER AND POLYESTER (USE PCY000) BODY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.0000 INCHES NOMINAL IN
OPENING INSIDE DIAMETER5.0000 INCHES NOMINAL IN
BASE OUTSIDE DIAMETER5.5000 INCHES NOMINAL IN
MATERIALRUBBER AND POLYESTER (USE PCY000) BODY
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 253409-1?
253409-1 is a BOOT,DUST AND MOISTURE SEAL.
What is the NSN for 253409-1?
253409-1 is cataloged in the U.S. Government catalog under NSN 5340-01-393-7074. This indicates validated use in U.S. government and defense supply chains.
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