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1220C0717-2 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1220C0717-2: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 625 OVERALL, peripheral_diameter: 3.249 INCHES MINIMUM AND 3.251 INCHES MAXIMUM IN, center_hole_diameter: 2.626 INCHES MINIMUM AND 2.628 INCHES MAXIMUM IN, cross-sectional_height: 0.760 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-416-6526, 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
1220C0717-2
NSN: 5330-01-416-6526
FSC: 5330 — Packing and Gasket Materials
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialNICKEL ALLOY 625 OVERALL
peripheral_diameter3.249 INCHES MINIMUM AND 3.251 INCHES MAXIMUM IN
center_hole_diameter2.626 INCHES MINIMUM AND 2.628 INCHES MAXIMUM IN
cross-sectional_height0.760 INCHES NOMINAL IN
NSN5330-01-416-6526
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1220C0717-2 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
•
CROSS-SECTIONAL HEIGHT: 0.760 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 3.249 INCHES MINIMUM AND 3.251 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.626 INCHES MINIMUM AND 2.628 INCHES MAXIMUM IN
•
MATERIAL: NICKEL ALLOY 625 OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.760 INCHES NOMINAL IN
PERIPHERAL DIAMETER3.249 INCHES MINIMUM AND 3.251 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.626 INCHES MINIMUM AND 2.628 INCHES MAXIMUM IN
MATERIALNICKEL ALLOY 625 OVERALL
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

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 1220C0717-2?
1220C0717-2 is a RETAINER,PACKING.
What is the NSN for 1220C0717-2?
1220C0717-2 is cataloged in the U.S. Government catalog under NSN 5330-01-416-6526. 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.