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12359103 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12359103: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5083 RETAINER, construction: ONE-PIECE, overall_height: 0.964 INCHES NOMINAL IN, seal_seat_depth: 0.746 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN, flange_thickness: 0.310 INCHES NOMINAL IN, style_designator: FLANGED. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-288-2722, 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
12359103
NSN: 5330-01-288-2722
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5083 RETAINER
constructionONE-PIECE
overall_height0.964 INCHES NOMINAL IN
seal_seat_depth0.746 INCHES MINIMUM AND 0.776 INCHES MAXIMUM IN
flange_thickness0.310 INCHES NOMINAL IN
style_designatorFLANGED
aperture_diameter2.500 INCHES NOMINAL IN
bolt_hole_diameter0.343 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
bolt_hole_quantity6
seal_seat_diameter2.748 INCHES MINIMUM AND 2.751 INCHES MAXIMUM IN
mounting_flange_width4.809 INCHES NOMINAL IN
mounting_flange_length5.636 INCHES NOMINAL IN
NSN5330-01-288-2722
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12359103 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
•
FLANGE THICKNESS: 0.310 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLANGED
•
BOLT HOLE DIAMETER: 0.343 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
SEAL SEAT DIAMETER: 2.748 INCHES MINIMUM AND 2.751 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 2.500 INCHES NOMINAL IN
•
MOUNTING FLANGE LENGTH: 5.636 INCHES NOMINAL IN
•
MOUNTING FLANGE WIDTH: 4.809 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.964 INCHES NOMINAL IN
FLANGE THICKNESS0.310 INCHES NOMINAL IN
STYLE DESIGNATORFLANGED
BOLT HOLE DIAMETER0.343 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
SEAL SEAT DIAMETER2.748 INCHES MINIMUM AND 2.751 INCHES MAXIMUM IN
APERTURE DIAMETER2.500 INCHES NOMINAL IN
MOUNTING FLANGE LENGTH5.636 INCHES NOMINAL IN
MOUNTING FLANGE WIDTH4.809 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
END ITEM IDENTIFICATION2350-01-248-7619; ARMORED MULTI-PURPOSE VEHICLE (AMPV); MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12359103?
12359103 is a RETAINER,SEAL.
What is the NSN for 12359103?
12359103 is cataloged in the U.S. Government catalog under NSN 5330-01-288-2722. 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.