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12564756-4 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12564756-4: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER SYNTHETIC OVERALL, construction: ONE-PIECEONE-PIECE, special_features: O/A LG 278.500 IN.O/A LG 278.500 IN. IN, style_designator: NON-CIRCULAR, inside_corner_radius: 0.047 INCHES NOMINAL0.047 INCHES NOMINAL IN, cross-sectional_width: 0.650 INCHES NOMINAL0.650 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-01-325-1837, 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
12564756-4
NSN: 5330-01-325-1837
FSC: 5330 — Packing and Gasket Materials
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
constructionONE-PIECEONE-PIECE
special_featuresO/A LG 278.500 IN.O/A LG 278.500 IN. IN
style_designatorNON-CIRCULAR
inside_corner_radius0.047 INCHES NOMINAL0.047 INCHES NOMINAL IN
cross-sectional_width0.650 INCHES NOMINAL0.650 INCHES NOMINAL IN
outside_corner_radius0.180 INCHES NOMINAL0.180 INCHES NOMINAL IN
cross-sectional_height0.520 INCHES NOMINAL0.520 INCHES NOMINAL IN
end_item_identification1095-01-235-31391095-01-235-3139
cross-sectional_shape_styleD SHAPED SHAPE
material_document_and_classificationASTMD2000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-325-1837
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12564756-4 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 HEIGHT: 0.520 INCHES NOMINAL0.520 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.047 INCHES NOMINAL0.047 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 0.650 INCHES NOMINAL0.650 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMD2000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: D SHAPED SHAPE
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.520 INCHES NOMINAL0.520 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.047 INCHES NOMINAL0.047 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH0.650 INCHES NOMINAL0.650 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTMD2000 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLED SHAPED SHAPE
SPECIAL FEATURESO/A LG 278.500 IN.O/A LG 278.500 IN. IN
END ITEM IDENTIFICATION1095-01-235-31391095-01-235-3139
OUTSIDE CORNER RADIUS0.180 INCHES NOMINAL0.180 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC 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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12564756-4?
12564756-4 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 12564756-4?
12564756-4 is cataloged in the U.S. Government catalog under NSN 5330-01-325-1837. This indicates validated use in U.S. government and defense supply chains.
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