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5-68-164 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5-68-164: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: MOLDED, overall_width: 0.730 INCHES NOMINAL IN, overall_diameter: 0.385 INCHES NOMINAL IN, special_features: CENTER HOLE DIAMETER 0.125 IN IN, end_item_identification: MRAP - M-ATV UI W/OGPK. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-657-5956, 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
5-68-164
NSN: 5340-01-657-5956
FSC: 5340 — Hardware, Commercial
CAGE: 72447 — DANA COMMERCIAL VEHICLE MANUFACTURING, LLC DBA DANA COMMERCIAL VEHICLE PRODUCTS (USA)
SPECIFICATIONS
materialPLASTIC
design_typeMOLDED
overall_width0.730 INCHES NOMINAL IN
overall_diameter0.385 INCHES NOMINAL IN
special_featuresCENTER HOLE DIAMETER 0.125 IN IN
end_item_identificationMRAP - M-ATV UI W/OGPK
part_name_assigned_by_controlling_agencyCAP, DUST, END YOKE, SLIP JOINT
NSN5340-01-657-5956
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5-68-164 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: MOLDED
•
OVERALL DIAMETER: 0.385 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
DESIGN TYPEMOLDED
OVERALL DIAMETER0.385 INCHES NOMINAL IN
OVERALL WIDTH0.730 INCHES NOMINAL IN
SPECIAL FEATURESCENTER HOLE DIAMETER 0.125 IN IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCAP, DUST, END YOKE, SLIP JOINT
END ITEM IDENTIFICATIONMRAP - M-ATV UI W/OGPK
MATERIALPLASTIC
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 1
9HD64Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 5-68-164?
5-68-164 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 5-68-164?
There is 1 known substitute for 5-68-164: 9HD64. Substitute compatibility should be verified for your specific system.
What is the NSN for 5-68-164?
5-68-164 is cataloged in the U.S. Government catalog under NSN 5340-01-657-5956. 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.