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2649532 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2649532: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: FRICTION, width_across_flats: 3.250 INCHES NOMINAL IN, inside_diameter_length: 0.500 INCHES NOMINAL IN, opening_inside_diameter_for_which_designed: 2.380 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-395-8191, 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
2649532
NSN: 5340-00-395-8191
FSC: 5340 — Hardware, Commercial
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialPLASTIC
design_typeFRICTION
width_across_flats3.250 INCHES NOMINAL IN
inside_diameter_length0.500 INCHES NOMINAL IN
opening_inside_diameter_for_which_designed2.380 INCHES NOMINAL IN
NSN5340-00-395-8191
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2649532 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
•
WIDTH ACROSS FLATS: 3.250 INCHES NOMINAL IN
•
DESIGN TYPE: FRICTION
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 2.380 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS3.250 INCHES NOMINAL IN
DESIGN TYPEFRICTION
OPENING INSIDE DIAMETER FOR WHICH DESIGNED2.380 INCHES NOMINAL IN
MATERIALPLASTIC
INSIDE DIAMETER LENGTH0.500 INCHES NOMINAL IN
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2649532?
2649532 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 2649532?
2649532 is cataloged in the U.S. Government catalog under NSN 5340-00-395-8191. 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.