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Technical Data Sheet

202D263-3-08/86 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

202D263-3-08/86: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYOLEFIN BODY, overall_height: 1.650 INCHES NOMINAL IN, special_features: FINISH IS ADHESIVE COATED, COLOR IS BLACK, style_designator: THRU-HOLE, base_inside_diameter: 1.720 INCHES MINIMUM IN, opening_inside_diameter: 1.720 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-411-8828, 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
202D263-3-08/86
NSN: 5340-01-411-8828
FSC: 5340 — Hardware, Commercial
CAGE: 06090 — TE CONNECTIVITY CORPORATION DBA RAYCHEM PRODUCT DIVISION (USA)
SPECIFICATIONS
materialPLASTIC POLYOLEFIN BODY
overall_height1.650 INCHES NOMINAL IN
special_featuresFINISH IS ADHESIVE COATED, COLOR IS BLACK
style_designatorTHRU-HOLE
base_inside_diameter1.720 INCHES MINIMUM IN
opening_inside_diameter1.720 INCHES MINIMUM IN
NSN5340-01-411-8828
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 202D263-3-08/86 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: 1.720 INCHES MINIMUM IN
•
STYLE DESIGNATOR: THRU-HOLE
•
BASE INSIDE DIAMETER: 1.720 INCHES MINIMUM IN
•
MATERIAL: PLASTIC POLYOLEFIN BODY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.650 INCHES NOMINAL IN
OPENING INSIDE DIAMETER1.720 INCHES MINIMUM IN
STYLE DESIGNATORTHRU-HOLE
BASE INSIDE DIAMETER1.720 INCHES MINIMUM IN
SPECIAL FEATURESFINISH IS ADHESIVE COATED, COLOR IS BLACK
MATERIALPLASTIC POLYOLEFIN 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 3
2041AS942-02Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10138427Reference document
Same NSN cross-reference
Reference document — Informative reference only
2041AS942Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 202D263-3-08/86?
202D263-3-08/86 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 202D263-3-08/86?
There are 3 known substitutes for 202D263-3-08/86: 2041AS942-02, 10138427, 2041AS942. Substitute compatibility should be verified for your specific system.
What is the NSN for 202D263-3-08/86?
202D263-3-08/86 is cataloged in the U.S. Government catalog under NSN 5340-01-411-8828. 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.