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8391423 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8391423: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020 OVERALL, overall_height: 0.625 INCHES NOMINAL IN, seal_seat_depth: 5.000 INCHES NOMINAL IN, flange_thickness: 0.625 INCHES NOMINAL IN, special_features: PHOSPHATE SURFACE PER 57-0-2,TY 2,CL C; PROVIDED WITH 4 MOUNTING SLOTS, aperture_diameter: 3.437 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-040-1194, 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
8391423
NSN: 5330-00-040-1194
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1020 OVERALL
overall_height0.625 INCHES NOMINAL IN
seal_seat_depth5.000 INCHES NOMINAL IN
flange_thickness0.625 INCHES NOMINAL IN
special_featuresPHOSPHATE SURFACE PER 57-0-2,TY 2,CL C; PROVIDED WITH 4 MOUNTING SLOTS
aperture_diameter3.437 INCHES NOMINAL IN
bolt_hole_quantity4
seal_seat_diameter4.9975 INCHES MINIMUM AND 5.0005 INCHES MAXIMUM IN
fsc_application_dataHYDRAULIC PUMP
mounting_flange_width9.500 INCHES NOMINAL IN
mounting_flange_length8.718 INCHES NOMINAL IN
material_document_and_classificationQQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-040-1194
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8391423 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
•
FSC APPLICATION DATA: HYDRAULIC PUMP
•
FLANGE THICKNESS: 0.625 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SEAL SEAT DIAMETER: 4.9975 INCHES MINIMUM AND 5.0005 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 3.437 INCHES NOMINAL IN
•
MOUNTING FLANGE LENGTH: 8.718 INCHES NOMINAL IN
•
MOUNTING FLANGE WIDTH: 9.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.625 INCHES NOMINAL IN
FSC APPLICATION DATAHYDRAULIC PUMP
FLANGE THICKNESS0.625 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SEAL SEAT DIAMETER4.9975 INCHES MINIMUM AND 5.0005 INCHES MAXIMUM IN
APERTURE DIAMETER3.437 INCHES NOMINAL IN
MOUNTING FLANGE LENGTH8.718 INCHES NOMINAL IN
MOUNTING FLANGE WIDTH9.500 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
SPECIAL FEATURESPHOSPHATE SURFACE PER 57-0-2,TY 2,CL C; PROVIDED WITH 4 MOUNTING SLOTS
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 8391423?
8391423 is a RETAINER,SEAL.
What is the NSN for 8391423?
8391423 is cataloged in the U.S. Government catalog under NSN 5330-00-040-1194. This indicates validated use in U.S. government and defense supply chains.
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