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5525404 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5525404: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC BODY, body_width: 34.312 INCHES NOMINAL IN, body_length: 119.297 INCHES NOMINAL IN, overall_length: 1.762 INCHES NOMINAL IN, style_designator: THRU-HOLE, EXPANDABLE, accommodation_hole_width: 31.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-230-8917, 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
5525404
NSN: 5340-01-230-8917
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC BODY
body_width34.312 INCHES NOMINAL IN
body_length119.297 INCHES NOMINAL IN
overall_length1.762 INCHES NOMINAL IN
style_designatorTHRU-HOLE, EXPANDABLE
accommodation_hole_width31.125 INCHES NOMINAL IN
accommodation_hole_length115.921 INCHES NOMINAL IN
NSN5340-01-230-8917
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5525404 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
•
ACCOMMODATION HOLE WIDTH: 31.125 INCHES NOMINAL IN
•
BODY WIDTH: 34.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THRU-HOLE, EXPANDABLE
•
BODY LENGTH: 119.297 INCHES NOMINAL IN
•
ACCOMMODATION HOLE LENGTH: 115.921 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC BODY
TECHNICAL CHARACTERISTICS
ACCOMMODATION HOLE WIDTH31.125 INCHES NOMINAL IN
BODY WIDTH34.312 INCHES NOMINAL IN
STYLE DESIGNATORTHRU-HOLE, EXPANDABLE
OVERALL LENGTH1.762 INCHES NOMINAL IN
BODY LENGTH119.297 INCHES NOMINAL IN
ACCOMMODATION HOLE LENGTH115.921 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC 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
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 5525404?
5525404 is a BOOT,DUST AND MOISTURE SEAL.
What is the NSN for 5525404?
5525404 is cataloged in the U.S. Government catalog under NSN 5340-01-230-8917. 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.