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Technical Data Sheet
PartsTable / COMPONENT / 668416-02-1
668416-02-1 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075 RETAINER, construction: ONE-PIECE, outside_diameter: 0.375 INCHES NOMINAL IN, surface_treatment: ANODIZE RETAINER, retainer_thickness: 0.040 INCHES NOMINAL IN, packing_inside_diameter: 0.130 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-203-3749, 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
668416-02-1
NSN: 5330-00-203-3749
FSC: 5330
CAGE: C0308 — PARKER HANNIFIN GMBH O-RING DIVISION (DEU)
SPECIFICATIONS
materialALUMINUM ALLOY 7075 RETAINER
constructionONE-PIECE
outside_diameter0.375 INCHES NOMINAL IN
surface_treatmentANODIZE RETAINER
retainer_thickness0.040 INCHES NOMINAL IN
packing_inside_diameter0.130 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/12 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
packing_ring_cross-sectional_diameter0.050 INCHES NOMINAL IN
surface_treatment_document_and_classificationMIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE RETAINER
NSN5330-00-203-3749
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 668416-02-1 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
•
MATERIAL: ALUMINUM ALLOY 7075 RETAINER
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855 CL 1,GR 60 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE RETAINER
•
RETAINER THICKNESS: 0.040 INCHES NOMINAL IN
•
PACKING INSIDE DIAMETER: 0.130 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALALUMINUM ALLOY 7075 RETAINER
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855 CL 1,GR 60 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE RETAINER
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/12 FED SPEC SINGLE MATERIAL RESPONSE RETAINER
RETAINER THICKNESS0.040 INCHES NOMINAL IN
PACKING INSIDE DIAMETER0.130 INCHES NOMINAL IN
PACKING RING CROSS-SECTIONAL DIAMETER0.050 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE RETAINER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
1177CBF115V60HZInterchangeable
interchangeable cross-reference
interchangeable
3176Interchangeable
interchangeable cross-reference
interchangeable
C176Interchangeable
interchangeable cross-reference
interchangeable
29181Interchangeable
interchangeable cross-reference
interchangeable
17122Interchangeable
interchangeable cross-reference
interchangeable
29181CGInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 668416-02-1?
668416-02-1 is a PACKING WITH RETAINER.
What parts can replace 668416-02-1?
There are 6 known substitutes for 668416-02-1: 1177CBF115V60HZ, 3176, C176 and 3 more. Substitute compatibility should be verified for your specific system.
Is 668416-02-1 still available?
668416-02-1 is currently cancelled.
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Last verified: July 2026