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MC17688 — PACKING WITH RETAINER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MC17688: PACKING WITH RETAINER.

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE PACKING, outside_diameter: 0.560 INCHES NOMINAL IN, retainer_thickness: 0.130 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-294-2645, 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
MC17688
NSN: 5330-01-294-2645
FSC: 5330 — Packing and Gasket Materials
CAGE: 76050 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV M.C.AEROSPACE (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE PACKING
outside_diameter0.560 INCHES NOMINAL IN
retainer_thickness0.130 INCHES NOMINAL IN
NSN5330-01-294-2645
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MC17688 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
•
OUTSIDE DIAMETER: 0.560 INCHES NOMINAL IN
•
RETAINER THICKNESS: 0.130 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE PACKING
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.560 INCHES NOMINAL IN
RETAINER THICKNESS0.130 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE PACKING
MATERIALRUBBER CARBOXYLIC-NITRILE-BUTADIENE CLASS XNBR RETAINER
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
592-11000-160-0220Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 MC17688?
MC17688 is a PACKING WITH RETAINER.
What parts can replace MC17688?
There is 1 known substitute for MC17688: 592-11000-160-0220. Substitute compatibility should be verified for your specific system.
What is the NSN for MC17688?
MC17688 is cataloged in the U.S. Government catalog under NSN 5330-01-294-2645. 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.