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8445072 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8445072: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, peripheral_diameter: 4.750 INCHES NOMINAL IN, center_hole_diameter: 3.726 INCHES NOMINAL IN, cross-sectional_height: 0.136 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, cross-sectional_thickness: 0.026 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN, cross-sectional_shape_style: CUP. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-702-8164, 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
8445072
NSN: 5330-00-702-8164
FSC: 5330 — Packing and Gasket Materials
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
peripheral_diameter4.750 INCHES NOMINAL IN
center_hole_diameter3.726 INCHES NOMINAL IN
cross-sectional_height0.136 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
cross-sectional_thickness0.026 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
cross-sectional_shape_styleCUP
NSN5330-00-702-8164
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8445072 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: 0.026 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.136 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
PERIPHERAL DIAMETER: 4.750 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 3.726 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.026 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.136 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECUP
PERIPHERAL DIAMETER4.750 INCHES NOMINAL IN
CENTER HOLE DIAMETER3.726 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8445072?
8445072 is a RETAINER,PACKING.
What is the NSN for 8445072?
8445072 is cataloged in the U.S. Government catalog under NSN 5330-00-702-8164. This indicates validated use in U.S. government and defense supply chains.
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