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MS28774-015CP — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28774-015CP: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include cut_type: DIAGONAL OVERALL, material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, joint_type: SCARF-PERIPHERAL RETAINER, peripheral_diameter: 0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN, center_hole_diameter: 0.580 INCHES NOMINAL IN, cross-sectional_height: 0.052 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-027-3599, 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
MS28774-015CP
NSN: 5330-00-027-3599
FSC: 5330 — Packing and Gasket Materials
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
cut_typeDIAGONAL OVERALL
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
joint_typeSCARF-PERIPHERAL RETAINER
peripheral_diameter0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
center_hole_diameter0.580 INCHES NOMINAL IN
cross-sectional_height0.052 INCHES MAXIMUM IN
cross-sectional_shape_styleO-RING
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justificationZZZW
cross_section_outside_diameter0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
material_document_and_classificationSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-027-3599
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28774-015CP 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: 0.052 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZW
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
CUT TYPE: DIAGONAL OVERALL
•
DEPARTURE FROM CITED DOCUMENT: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
•
PERIPHERAL DIAMETER: 0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.580 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.052 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZW
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
CUT TYPEDIAGONAL OVERALL
DEPARTURE FROM CITED DOCUMENTCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
PERIPHERAL DIAMETER0.683 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.580 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
0X026-00501CPReference document
Same NSN cross-reference
Reference document — Secondary reference
AC-A665EP-2 ITEM 4CPReference document
Same NSN cross-reference
Reference document — Secondary reference
0X026-00501Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS28774Reference document
Same NSN cross-reference
Reference document — Identification reference
MS28774-015Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS28774-015CP?
MS28774-015CP is a RETAINER,PACKING.
What parts can replace MS28774-015CP?
There are 9 known substitutes for MS28774-015CP: 0X026-00501CP, AC-A665EP-2 ITEM 4CP, 0X026-00501 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28774-015CP?
MS28774-015CP is cataloged in the U.S. Government catalog under NSN 5330-00-027-3599. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.