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H278415 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

H278415: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL, hole_diameter: 0.312 INCHES MINIMUM AND 0.321 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 7.590 INCHES MINIMUM AND 7.670 INCHES MAXIMUM IN, aperture_width: 6.000 INCHES NOMINAL IN, overall_length: 11.070 INCHES MINIMUM AND 11.190 INCHES MAXIMUM IN, aperture_length: 9.501 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-577-4726, 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
H278415
NSN: 5330-01-577-4726
FSC: 5330 — Packing and Gasket Materials
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OVERALL
hole_diameter0.312 INCHES MINIMUM AND 0.321 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width7.590 INCHES MINIMUM AND 7.670 INCHES MAXIMUM IN
aperture_width6.000 INCHES NOMINAL IN
overall_length11.070 INCHES MINIMUM AND 11.190 INCHES MAXIMUM IN
aperture_length9.501 INCHES NOMINAL IN
special_features18 HOLES ARE 0.312-0.321 MIN-MAX INCH DIA AND OTHER 20 HOLES ARE 0.129-0.133 MIN-MAX INCH DIA
style_designatorNON-CIRCULAR
bolt_hole_quantity38
material_document_and_classificationINSTRUMENT SPECIALITIES 8867-0125-96 MFR REF SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyGASKET, BATTERY BOX
NSN5330-01-577-4726
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H278415 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
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: INSTRUMENT SPECIALITIES 8867-0125-96 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
APERTURE WIDTH: 6.000 INCHES NOMINAL IN
•
APERTURE LENGTH: 9.501 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 38
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONINSTRUMENT SPECIALITIES 8867-0125-96 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH11.070 INCHES MINIMUM AND 11.190 INCHES MAXIMUM IN
OVERALL WIDTH7.590 INCHES MINIMUM AND 7.670 INCHES MAXIMUM IN
APERTURE WIDTH6.000 INCHES NOMINAL IN
APERTURE LENGTH9.501 INCHES NOMINAL IN
BOLT HOLE QUANTITY38
SPECIAL FEATURES18 HOLES ARE 0.312-0.321 MIN-MAX INCH DIA AND OTHER 20 HOLES ARE 0.129-0.133 MIN-MAX INCH DIA
PART NAME ASSIGNED BY CONTROLLING AGENCYGASKET, BATTERY BOX
MATERIALRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H278415?
H278415 is a GASKET.
What is the NSN for H278415?
H278415 is cataloged in the U.S. Government catalog under NSN 5330-01-577-4726. This indicates validated use in U.S. government and defense supply chains.
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