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6299-34 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6299-34: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. This part is cataloged in the U.S. Government catalog under NSN 5340-01-482-3674, 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
6299-34
NSN: 5340-01-482-3674
FSC: 5340 — Hardware, Commercial
CAGE: 05668 — COLE-PARMER INSTRUMENT COMPANY, LLC (USA)
SPECIFICATIONS
Part Number6299-34
NSN5340-01-482-3674
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6299-34 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
SUBSTITUTES & CROSS-REFERENCES 4
3245421-3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
3245421Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
00213BLReference document
Same NSN cross-reference
Reference document — Secondary reference
NCI00135RG-3Same 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 6299-34?
6299-34 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 6299-34?
There are 4 known substitutes for 6299-34: 3245421-3, 3245421, 00213BL and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6299-34?
6299-34 is cataloged in the U.S. Government catalog under NSN 5340-01-482-3674. 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.