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7148280 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7148280: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY AND TIN ALLOY OUTER RING, recess_diameter: 4.870 INCHES NOMINAL IN, special_features: BORE COUNTERSUNK 0.125 X 45 DEG; CRMK IS ON ABMD END ONLY, attachment_method: ROUND HOLE, body_recess_depth: 3.195 INCHES NOMINAL IN, surface_treatment: OXIDE RETAINER. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-714-8280, 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
7148280
NSN: 5330-00-714-8280
FSC: 5330 — Packing and Gasket Materials
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialCOPPER ALLOY AND TIN ALLOY OUTER RING
recess_diameter4.870 INCHES NOMINAL IN
special_featuresBORE COUNTERSUNK 0.125 X 45 DEG; CRMK IS ON ABMD END ONLY
attachment_methodROUND HOLE
body_recess_depth3.195 INCHES NOMINAL IN
surface_treatmentOXIDE RETAINER
inner_groove_width0.391 INCHES NOMINAL IN
peripheral_diameter5.530 INCHES NOMINAL IN
body_recess_diameter4.371 INCHES NOMINAL IN
center_hole_diameter1.406 INCHES NOMINAL IN
cross-sectional_height3.786 INCHES NOMINAL IN
end_item_identificationM110A2 HOWITZER
NSN5330-00-714-8280
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7148280 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
•
ATTACHMENT HOLE DIAMETER: 0.422 INCHES NOMINAL IN
•
ATTACHMENT FEATURE QUANTITY: 1
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171 FN 3.3.1 MIL STD SINGLE TREATMENT RESPONSE RETAINER
•
CROSS-SECTIONAL HEIGHT: 3.786 INCHES NOMINAL IN
•
BODY RECESS DIAMETER: 4.371 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-T 390A GR 2 FED SPEC ALL MATERIAL RESPONSES OUTER RING A
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.422 INCHES NOMINAL IN
ATTACHMENT FEATURE QUANTITY1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 FN 3.3.1 MIL STD SINGLE TREATMENT RESPONSE RETAINER
CROSS-SECTIONAL HEIGHT3.786 INCHES NOMINAL IN
BODY RECESS DIAMETER4.371 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-T 390A GR 2 FED SPEC ALL MATERIAL RESPONSES OUTER RING A
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE RETAINER
CROSS-SECTIONAL SHAPE STYLESPECIAL
ATTACHMENT FEATURE CIRCLE DIAMETER3.858 INCHES NOMINAL SINGLE CIRCLE IN
PERIPHERAL DIAMETER5.530 INCHES NOMINAL IN
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 7148280?
7148280 is a RETAINER,PACKING.
What is the NSN for 7148280?
7148280 is cataloged in the U.S. Government catalog under NSN 5330-00-714-8280. This indicates validated use in U.S. government and defense supply chains.
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