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9330763 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9330763: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: COPPER ALLOY, overall_height: 25.500 INCHES NOMINAL IN, flange_diameter: 5.500 INCHES NOMINAL IN, flange_thickness: 1.000 INCHES NOMINAL IN, style_designator: PARALLEL, body_inside_diameter: 3.499 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-494-2067, 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
9330763
NSN: 5340-01-494-2067
FSC: 5340 — Hardware, Commercial
CAGE: 0H5P9 — MACHINE TOOL MASTERS INCORPORATED DBA MTM (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_height25.500 INCHES NOMINAL IN
flange_diameter5.500 INCHES NOMINAL IN
flange_thickness1.000 INCHES NOMINAL IN
style_designatorPARALLEL
body_inside_diameter3.499 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN
bolt_circle_diameter4.500 INCHES NOMINAL IN
body_outside_diameter4.000 INCHES NOMINAL IN
mounting_hole_diameter0.375 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationB-1 SUPPORT EQUIPMENT
NSN5340-01-494-2067
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9330763 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 DIAMETER: 5.500 INCHES NOMINAL IN
•
FLANGE THICKNESS: 1.000 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PARALLEL
•
MOUNTING HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 3.499 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER5.500 INCHES NOMINAL IN
OVERALL HEIGHT25.500 INCHES NOMINAL IN
FLANGE THICKNESS1.000 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
STYLE DESIGNATORPARALLEL
MOUNTING HOLE DIAMETER0.375 INCHES NOMINAL IN
BODY INSIDE DIAMETER3.499 INCHES MINIMUM AND 3.506 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
BOLT CIRCLE DIAMETER4.500 INCHES NOMINAL IN
END ITEM IDENTIFICATIONB-1 SUPPORT EQUIPMENT
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 9330763?
9330763 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 9330763?
9330763 is cataloged in the U.S. Government catalog under NSN 5340-01-494-2067. 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.