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339AS399 — CLIP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

339AS399: CLIP,RETAINING.

The CLIP,RETAINING is a the manufacturer industrial component. Key specifications include width: 1.2500 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, overall_height: 0.3800 INCHES NOMINAL IN, overall_length: 1.7500 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-419-6008, 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
339AS399
NSN: 5340-01-419-6008
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
width1.2500 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
overall_height0.3800 INCHES NOMINAL IN
overall_length1.7500 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
NSN5340-01-419-6008
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 339AS399 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
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
WIDTH: 1.2500 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.3800 INCHES NOMINAL IN
OVERALL LENGTH1.7500 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
WIDTH1.2500 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
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 2
3392AS399Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
6289586Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 339AS399?
339AS399 is a CLIP,RETAINING.
What parts can replace 339AS399?
There are 2 known substitutes for 339AS399: 3392AS399, 6289586. Substitute compatibility should be verified for your specific system.
What is the NSN for 339AS399?
339AS399 is cataloged in the U.S. Government catalog under NSN 5340-01-419-6008. 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.