PartsTable
Technical Data Sheet
MS28782-13 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include angle: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM, material: PLASTIC TETRAFLUOROETHYLENE OVERALL, joint_type: SCARF-BUTT OVERALL, peripheral_diameter: 0.864 INCHES NOMINAL IN, center_hole_diameter: 0.688 INCHES NOMINAL IN, distance_between_ends: 0.032 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-168-4581, 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
MS28782-13
NSN: 5330-00-168-4581
FSC: 5330
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
angle25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
materialPLASTIC TETRAFLUOROETHYLENE OVERALL
joint_typeSCARF-BUTT OVERALL
peripheral_diameter0.864 INCHES NOMINAL IN
center_hole_diameter0.688 INCHES NOMINAL IN
distance_between_ends0.032 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
cross-sectional_height0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
cross-sectional_thickness0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
cross-sectional_shape_styleSQUARE
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justificationZZZW
material_document_and_classificationSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-168-4581
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28782-13 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
CENTER HOLE DIAMETER: 0.688 INCHES NOMINAL IN
PERIPHERAL DIAMETER: 0.864 INCHES NOMINAL IN
ANGLE: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
DISTANCE BETWEEN ENDS: 0.032 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACITVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
JOINT TYPE: SCARF-BUTT RETAINER
CROSS-SECTIONAL THICKNESS: 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.688 INCHES NOMINAL IN
PERIPHERAL DIAMETER0.864 INCHES NOMINAL IN
ANGLE25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
DISTANCE BETWEEN ENDS0.032 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACITVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
JOINT TYPESCARF-BUTT RETAINER
CROSS-SECTIONAL THICKNESS0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
255753PC57Interchangeable
interchangeable cross-reference
interchangeable
26000-13Interchangeable
interchangeable cross-reference
interchangeable
982185Interchangeable
interchangeable cross-reference
interchangeable
SS845-2050967 PIECE 55CPInterchangeable
interchangeable cross-reference
interchangeable
2641-405-01 ITEM 70Interchangeable
interchangeable cross-reference
interchangeable
MS28782-13Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS28782-13?
MS28782-13 is a RETAINER,PACKING.
What parts can replace MS28782-13?
There are 10 known substitutes for MS28782-13: 255753PC57, 26000-13, 982185 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28782-13?
MS28782-13 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-168-4581. This indicates validated use in U.S. government and defense supply chains.
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