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7M128-015C4 — PACKING WITH RETAINER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7M128-015C4: PACKING WITH RETAINER.

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, construction: ONE-PIECE, outside_diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, special_features: FINISH: CHEMICAL CONVERSION COAT PER MIL-DTL-5541, retainer_thickness: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, end_item_identification: F-15EX. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-718-8395, 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
7M128-015C4
NSN: 5330-01-718-8395
FSC: 5330 — Packing and Gasket Materials
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
constructionONE-PIECE
outside_diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
special_featuresFINISH: CHEMICAL CONVERSION COAT PER MIL-DTL-5541
retainer_thickness0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
end_item_identificationF-15EX
packing_inside_diameter0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
specification/standard_data76301-7-128 MANUFACTURERS STANDARD
material_document_and_classificationAMS-R-6855,CLASS 1 OR 2,GRADE 60 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
packing_ring_cross-sectional_diameter0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN
NSN5330-01-718-8395
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7M128-015C4 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
•
PACKING INSIDE DIAMETER: 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
PACKING RING CROSS-SECTIONAL DIAMETER: 0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS-R-6855,CLASS 1 OR 2,GRADE 60 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
•
SPECIFICATION/STANDARD DATA: 76301-7-128 MANUFACTURERS STANDARD
•
RETAINER THICKNESS: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
PACKING INSIDE DIAMETER0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
PACKING RING CROSS-SECTIONAL DIAMETER0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-R-6855,CLASS 1 OR 2,GRADE 60 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
SPECIFICATION/STANDARD DATA76301-7-128 MANUFACTURERS STANDARD
RETAINER THICKNESS0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
SPECIAL FEATURESFINISH: CHEMICAL CONVERSION COAT PER MIL-DTL-5541
END ITEM IDENTIFICATIONF-15EX
MATERIALALUMINUM ALLOY 7075 RETAINER
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 1
2300-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7M128-015C4?
7M128-015C4 is a PACKING WITH RETAINER.
What parts can replace 7M128-015C4?
There is 1 known substitute for 7M128-015C4: 2300-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 7M128-015C4?
7M128-015C4 is cataloged in the U.S. Government catalog under NSN 5330-01-718-8395. This indicates validated use in U.S. government and defense supply chains.
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