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Technical Data Sheet

AS8791/1-427 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS8791/1-427: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include cut_type: DIAGONAL OVERALL, material: PLASTIC OVERALL, joint_type: SCARF-PERIPHERAL OVERALL, special_features: SCARF CUT 19 TO 22 DEGREES, peripheral_diameter: 4.982 INCHES MINIMUM AND 4.984 INCHES MAXIMUM IN, center_hole_diameter: 4.746 INCHES MINIMUM AND 4.748 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-483-8077, 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
AS8791/1-427
NSN: 5330-01-483-8077
FSC: 5330 — Packing and Gasket Materials
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
cut_typeDIAGONAL OVERALL
materialPLASTIC OVERALL
joint_typeSCARF-PERIPHERAL OVERALL
special_featuresSCARF CUT 19 TO 22 DEGREES
peripheral_diameter4.982 INCHES MINIMUM AND 4.984 INCHES MAXIMUM IN
center_hole_diameter4.746 INCHES MINIMUM AND 4.748 INCHES MAXIMUM IN
cross-sectional_height0.118 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
end_item_identificationVALVE,FLOAT;LOS ANGELES CLASS SSN (688)
cross-sectional_shape_styleSQUARE/RECTANGULAR
specification/standard_data81349MIL-R-8791 REV D/CANCELED/ GOVERNMENT SPECIFICATION
material_document_and_classificationAS8791/1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-483-8077
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS8791/1-427 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: 0.118 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AS8791/1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
CUT TYPE: DIAGONAL OVERALL
•
SPECIFICATION/STANDARD DATA: 81349MIL-R-8791 REV D/CANCELED/ GOVERNMENT SPECIFICATION
•
PERIPHERAL DIAMETER: 4.982 INCHES MINIMUM AND 4.984 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 4.746 INCHES MINIMUM AND 4.748 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.118 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAS8791/1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CUT TYPEDIAGONAL OVERALL
SPECIFICATION/STANDARD DATA81349MIL-R-8791 REV D/CANCELED/ GOVERNMENT SPECIFICATION
PERIPHERAL DIAMETER4.982 INCHES MINIMUM AND 4.984 INCHES MAXIMUM IN
SPECIAL FEATURESSCARF CUT 19 TO 22 DEGREES
CENTER HOLE DIAMETER4.746 INCHES MINIMUM AND 4.748 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONVALVE,FLOAT;LOS ANGELES CLASS SSN (688)
MATERIALPLASTIC OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 6
AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
M8791/1-427Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SAE-AS8791/1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MIL-R-8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
845-7285124 ITEM 8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2643-1005 ITEM 8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS8791/1-427?
AS8791/1-427 is a RETAINER,PACKING.
What parts can replace AS8791/1-427?
There are 6 known substitutes for AS8791/1-427: AS8791, M8791/1-427, SAE-AS8791/1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS8791/1-427?
AS8791/1-427 is cataloged in the U.S. Government catalog under NSN 5330-01-483-8077. This indicates validated use in U.S. government and defense supply chains.
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