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6299-46 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6299-46: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, POLYETHYLENE (PP), design_type: FRICTION, overall_diameter: 1.350 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN, inside_diameter_length: 1.060 INCHES NOMINAL IN, round_cap_outside_surface_condition: SMOOTH, opening_inside_diameter_for_which_designed: 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-060-7166, 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
6299-46
NSN: 5340-01-060-7166
FSC: 5340 — Hardware, Commercial
CAGE: 05668 — COLE-PARMER INSTRUMENT COMPANY, LLC (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP)
design_typeFRICTION
overall_diameter1.350 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
inside_diameter_length1.060 INCHES NOMINAL IN
round_cap_outside_surface_conditionSMOOTH
opening_inside_diameter_for_which_designed1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
NSN5340-01-060-7166
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6299-46 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: 1.350 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
•
INSIDE DIAMETER LENGTH: 1.060 INCHES NOMINAL IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER1.350 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
OPENING INSIDE DIAMETER FOR WHICH DESIGNED1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN
MATERIALPLASTIC, POLYETHYLENE (PP)
INSIDE DIAMETER LENGTH1.060 INCHES NOMINAL IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 2
3245421Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
3245421-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6299-46?
6299-46 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 6299-46?
There are 2 known substitutes for 6299-46: 3245421, 3245421-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 6299-46?
6299-46 is cataloged in the U.S. Government catalog under NSN 5340-01-060-7166. 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.