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MS35803-438 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS35803-438: RETAINER,PACKING.

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 RETAINER, peripheral_diameter: 6.724 INCHES MINIMUM AND 6.728 INCHES MAXIMUM IN, center_hole_diameter: 6.250 INCHES NOMINAL IN, distance_between_ends: 0.188 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-171-6765, 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
MS35803-438
NSN: 5330-00-171-6765
FSC: 5330 — Packing and Gasket Materials
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS 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 RETAINER
peripheral_diameter6.724 INCHES MINIMUM AND 6.728 INCHES MAXIMUM IN
center_hole_diameter6.250 INCHES NOMINAL IN
distance_between_ends0.188 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
cross-sectional_height0.138 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
cross-sectional_thickness0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
cross-sectional_shape_styleSQUARE
material_document_and_classificationSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-171-6765
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS35803-438 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 THICKNESS: 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.138 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE
•
ANGLE: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
•
PERIPHERAL DIAMETER: 6.724 INCHES MINIMUM AND 6.728 INCHES MAXIMUM IN
•
DISTANCE BETWEEN ENDS: 0.188 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 6.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.138 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE
ANGLE25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
PERIPHERAL DIAMETER6.724 INCHES MINIMUM AND 6.728 INCHES MAXIMUM IN
DISTANCE BETWEEN ENDS0.188 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
CENTER HOLE DIAMETER6.250 INCHES NOMINAL IN
MATERIALPLASTIC TETRAFLUOROETHYLENE OVERALL
JOINT TYPESCARF-BUTT RETAINER
SUBSTITUTES & CROSS-REFERENCES 4
982237Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SAE-AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS28782-65Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MS28782Reference document
Same NSN cross-reference
Reference document — Identification 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 MS35803-438?
MS35803-438 is a RETAINER,PACKING.
What parts can replace MS35803-438?
There are 4 known substitutes for MS35803-438: 982237, SAE-AS8791, MS28782-65 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35803-438?
MS35803-438 is cataloged in the U.S. Government catalog under NSN 5330-00-171-6765. This indicates validated use in U.S. government and defense supply chains.
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