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BRE.3S.200.NAS — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BRE.3S.200.NAS: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: COPPER ALLOY, design_type: FRICTION, overall_length: 18.0 MILLIMETERS NOMINAL MM, overall_diameter: 22.0 MILLIMETERS NOMINAL MM, surface_treatment: NICKEL, end_item_identification: SWITCHING GROUP,RA. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-665-9299, 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
BRE.3S.200.NAS
NSN: 5340-01-665-9299
FSC: 5340 — Hardware, Commercial
CAGE: 2P953 — LEMO USA INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
design_typeFRICTION
overall_length18.0 MILLIMETERS NOMINAL MM
overall_diameter22.0 MILLIMETERS NOMINAL MM
surface_treatmentNICKEL
end_item_identificationSWITCHING GROUP,RA
round_cap_outside_surface_conditionKNURLED
tube_outside_diameter_for_which_designed22.0 MILLIMETERS NOMINAL MM
NSN5340-01-665-9299
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BRE.3S.200.NAS 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
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 22.0 MILLIMETERS NOMINAL MM
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 22.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT: NICKEL
•
MATERIAL: COPPER ALLOY
•
ROUND CAP OUTSIDE SURFACE CONDITION: KNURLED
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER22.0 MILLIMETERS NOMINAL MM
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED22.0 MILLIMETERS NOMINAL MM
OVERALL LENGTH18.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENTNICKEL
END ITEM IDENTIFICATIONSWITCHING GROUP,RA
MATERIALCOPPER ALLOY
ROUND CAP OUTSIDE SURFACE CONDITIONKNURLED
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 BRE.3S.200.NAS?
BRE.3S.200.NAS is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for BRE.3S.200.NAS?
BRE.3S.200.NAS is cataloged in the U.S. Government catalog under NSN 5340-01-665-9299. 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.