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Technical Data Sheet
2641-405-01 ITEM 71CP ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include angle: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM, cut_type: RECTANGULAR OVERALL, material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, joint_type: SCARF-BUTT OVERALL, peripheral_diameter: 1.620 INCHES MINIMUM AND 1.622 INCHES MAXIMUM IN, center_hole_diameter: 1.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-071-4634, 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
2641-405-01 ITEM 71CP
NSN: 5330-01-071-4634
FSC: 5330
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
angle25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
cut_typeRECTANGULAR OVERALL
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
joint_typeSCARF-BUTT OVERALL
peripheral_diameter1.620 INCHES MINIMUM AND 1.622 INCHES MAXIMUM IN
center_hole_diameter1.500 INCHES NOMINAL IN
distance_between_ends0.047 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
cross-sectional_height0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
cross-sectional_thickness0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
cross-sectional_shape_styleSQUARE
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justificationZZZW
NSN5330-01-071-4634
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2641-405-01 ITEM 71CP 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 SHAPE STYLE: SQUARE
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
JOINT TYPE: SCARF-BUTT OVERALL
DEPARTURE FROM CITED DOCUMENT: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CUT TYPE: RECTANGULAR OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL THICKNESS: 0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
PERIPHERAL DIAMETER: 1.620 INCHES MINIMUM AND 1.622 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESQUARE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
JOINT TYPESCARF-BUTT OVERALL
DEPARTURE FROM CITED DOCUMENTCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CUT TYPERECTANGULAR OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL THICKNESS0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
PERIPHERAL DIAMETER1.620 INCHES MINIMUM AND 1.622 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SAE-AS8791Interchangeable
interchangeable cross-reference
interchangeable
011222ELInterchangeable
interchangeable cross-reference
interchangeable
982199Interchangeable
interchangeable cross-reference
interchangeable
2640-674X1 PIECE NO. 21CPInterchangeable
Same NIIN cross-reference
interchangeable
MS28782-27Interchangeable
Same NIIN cross-reference
interchangeable
845-2180761 PIECE NO. 21Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2641-405-01 ITEM 71CP?
2641-405-01 ITEM 71CP is a RETAINER,PACKING.
What parts can replace 2641-405-01 ITEM 71CP?
There are 11 known substitutes for 2641-405-01 ITEM 71CP: SAE-AS8791, 011222EL, 982199 and 8 more. Substitute compatibility should be verified for your specific system.
Is 2641-405-01 ITEM 71CP still available?
2641-405-01 ITEM 71CP is currently cancelled.
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