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7426MR-964 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7426MR-964: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.281 INCHES NOMINAL IN, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING, inside_diameter: 4.622 INCHES NOMINAL IN, outside_diameter: 5.099 INCHES NOMINAL IN, special_features: GREENE-TWEED AGT PISTON SEAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-519-1398, 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
7426MR-964
NSN: 5330-01-519-1398
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F573 — GREENE TWEED & CO INC (USA)
SPECIFICATIONS
height0.281 INCHES NOMINAL IN
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
hardness_rating70.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING
inside_diameter4.622 INCHES NOMINAL IN
outside_diameter5.099 INCHES NOMINAL IN
special_featuresGREENE-TWEED AGT PISTON SEAL
end_item_identificationMV-22 AIRCRAFT
cross-sectional_shape_styleTEE INTERMEDIATE RING
criticality_code_justificationAGAV
part_name_assigned_by_controlling_agencyINAVY SEAL,AGENT,AIRCRAFT
NSN5330-01-519-1398
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7426MR-964 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
•
OUTSIDE DIAMETER: 5.099 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
CROSS-SECTIONAL SHAPE STYLE: TEE INTERMEDIATE RING
•
INSIDE DIAMETER: 4.622 INCHES NOMINAL IN
•
HEIGHT: 0.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER5.099 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING
CRITICALITY CODE JUSTIFICATIONAGAV
CROSS-SECTIONAL SHAPE STYLETEE INTERMEDIATE RING
INSIDE DIAMETER4.622 INCHES NOMINAL IN
HEIGHT0.281 INCHES NOMINAL IN
SPECIAL FEATURESGREENE-TWEED AGT PISTON SEAL
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY SEAL,AGENT,AIRCRAFT
END ITEM IDENTIFICATIONMV-22 AIRCRAFT
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING
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
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7426MR-964?
7426MR-964 is a PACKING ASSEMBLY.
What is the NSN for 7426MR-964?
7426MR-964 is cataloged in the U.S. Government catalog under NSN 5330-01-519-1398. This indicates validated use in U.S. government and defense supply chains.
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