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729985-6 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

729985-6: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, peripheral_diameter: 0.520 INCHES NOMINAL IN, center_hole_diameter: 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN, cross-sectional_height: 0.293 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN, cross-sectional_thickness: 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, cross-sectional_shape_style: CUP. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-488-4243, 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
729985-6
NSN: 5330-00-488-4243
FSC: 5330 — Packing and Gasket Materials
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
peripheral_diameter0.520 INCHES NOMINAL IN
center_hole_diameter0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
cross-sectional_height0.293 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
cross-sectional_thickness0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
cross-sectional_shape_styleCUP
NSN5330-00-488-4243
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 729985-6 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 THICKNESS: 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.293 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
PERIPHERAL DIAMETER: 0.520 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.293 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECUP
PERIPHERAL DIAMETER0.520 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
MATERIALSTEEL 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 729985-6?
729985-6 is a RETAINER,PACKING.
What is the NSN for 729985-6?
729985-6 is cataloged in the U.S. Government catalog under NSN 5330-00-488-4243. This indicates validated use in U.S. government and defense supply chains.
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