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MS28774-122CP — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS28774-122CP: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include cut_type: DIAGONAL OVERALL, joint_type: SCARF-PERIPHERAL RETAINER, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL OVERALL, peripheral_diameter: 1.156 INCHES NOMINAL IN, center_hole_diameter: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-020-9514, 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
MS28774-122CP
NSN: 5330-01-020-9514
NIINs: 010209514, 013564523
FSC: 5330 — Packing and Gasket Materials
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
cut_typeDIAGONAL OVERALL
joint_typeSCARF-PERIPHERAL RETAINER
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating90.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter1.156 INCHES NOMINAL IN
center_hole_diameter0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
cross-sectional_height0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
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
NSN5330-01-020-9514
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS28774-122CP 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: 0.045 INCHES MINIMUM AND 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: SQUARE/RECTANGULAR
•
CUT TYPE: DIAGONAL OVERALL
•
DEPARTURE FROM CITED DOCUMENT: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
•
PERIPHERAL DIAMETER: 1.310 INCHES MINIMUM AND 1.316 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.140 INCHES MINIMUM AND 1.142 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.045 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZW
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CUT TYPEDIAGONAL OVERALL
DEPARTURE FROM CITED DOCUMENTCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
PERIPHERAL DIAMETER1.310 INCHES MINIMUM AND 1.316 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.140 INCHES MINIMUM AND 1.142 INCHES MAXIMUM IN
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
JOINT TYPESCARF-PERIPHERAL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
V3D10257 ITEM 20Reference document
Same NSN cross-reference
Reference document — Secondary reference
V3D10257 ITEM 20CPReference document
Same NSN cross-reference
Reference document — Secondary reference
5476-11220Reference document
Same NSN cross-reference
Reference document — Secondary reference
V3D10078PC22Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS28774-122Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS28774-122CP?
MS28774-122CP is a RETAINER,PACKING.
What parts can replace MS28774-122CP?
There are 8 known substitutes for MS28774-122CP: V3D10257 ITEM 20, V3D10257 ITEM 20CP, 5476-11220 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS28774-122CP?
MS28774-122CP is cataloged in the U.S. Government catalog under NSN 5330-01-020-9514. 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.