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M1420-3-EL — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M1420-3-EL: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, special_features: SCAEF CUT 000 CUT AT ANGLE 22-19 DEGREES;WIDTH 0.118IN IN, peripheral_diameter: 1.861 INCHES NOMINAL IN, center_hole_diameter: 1.625 INCHES NOMINAL IN, cross-sectional_height: 0.060 INCHES NOMINAL IN, end_item_identification: LIFT CHECK VALVE. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-501-9995, 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
M1420-3-EL
NSN: 5330-01-501-9995
FSC: 5330 — Packing and Gasket Materials
CAGE: 0ASY6 — DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
special_featuresSCAEF CUT 000 CUT AT ANGLE 22-19 DEGREES;WIDTH 0.118IN IN
peripheral_diameter1.861 INCHES NOMINAL IN
center_hole_diameter1.625 INCHES NOMINAL IN
cross-sectional_height0.060 INCHES NOMINAL IN
end_item_identificationLIFT CHECK VALVE
material_document_and_classificationMIL-R-8791,-8791/1-223 MIL SPEC SINGLE MATERIAL RESPONSE CASE
NSN5330-01-501-9995
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M1420-3-EL 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: 0.060 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-8791,-8791/1-223 MIL SPEC SINGLE MATERIAL RESPONSE CASE
•
PERIPHERAL DIAMETER: 1.861 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.625 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.060 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791,-8791/1-223 MIL SPEC SINGLE MATERIAL RESPONSE CASE
PERIPHERAL DIAMETER1.861 INCHES NOMINAL IN
SPECIAL FEATURESSCAEF CUT 000 CUT AT ANGLE 22-19 DEGREES;WIDTH 0.118IN IN
CENTER HOLE DIAMETER1.625 INCHES NOMINAL IN
END ITEM IDENTIFICATIONLIFT CHECK VALVE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SUBSTITUTES & CROSS-REFERENCES 4
AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
M8791/1-223Reference document
Same NSN cross-reference
Reference document — Secondary reference
MPL2532 PC 7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SAE-AS8791/1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 M1420-3-EL?
M1420-3-EL is a RETAINER,PACKING.
What parts can replace M1420-3-EL?
There are 4 known substitutes for M1420-3-EL: AS8791, M8791/1-223, MPL2532 PC 7 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M1420-3-EL?
M1420-3-EL is cataloged in the U.S. Government catalog under NSN 5330-01-501-9995. This indicates validated use in U.S. government and defense supply chains.
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