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4D6398 — CLIP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4D6398: CLIP,RETAINING.

The CLIP,RETAINING is a the manufacturer industrial component. Key specifications include width: 0.908 INCHES NOMINAL IN, material: STEEL UNS K06701 OR STEEL UNS K07001, overall_height: 4.122 INCHES NOMINAL IN, stock_diameter: 0.092 INCHES NOMINAL IN, style_designator: PIN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-181-6240, 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
4D6398
NSN: 5340-01-181-6240
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
width0.908 INCHES NOMINAL IN
materialSTEEL UNS K06701 OR STEEL UNS K07001
overall_height4.122 INCHES NOMINAL IN
stock_diameter0.092 INCHES NOMINAL IN
style_designatorPIN
casehardening_indicatorNOT CASEHARDENED
material_document_and_classification1E58,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE
NSN5340-01-181-6240
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4D6398 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
•
STYLE DESIGNATOR: PIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 1E58,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE
•
STOCK DIAMETER: 0.092 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
WIDTH: 0.908 INCHES NOMINAL IN
•
MATERIAL: STEEL UNS K06701 OR STEEL UNS K07001
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT4.122 INCHES NOMINAL IN
STYLE DESIGNATORPIN
MATERIAL DOCUMENT AND CLASSIFICATION1E58,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE
STOCK DIAMETER0.092 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
WIDTH0.908 INCHES NOMINAL IN
MATERIALSTEEL UNS K06701 OR STEEL UNS K07001
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4D6398?
4D6398 is a CLIP,RETAINING.
What is the NSN for 4D6398?
4D6398 is cataloged in the U.S. Government catalog under NSN 5340-01-181-6240. 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.