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Technical Data Sheet
PartsTable / COMPONENT / 885F052061 ITEM 20
885F052061 ITEM 20 ✓ 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 STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: INCLUDED, material: COPPER ALLOY 462 OR COPPER ALLOY 464 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: INCLUDED, overall_width: 0.500 INCHES NOMINAL IN, overall_length: 1.400 INCHES NOMINAL IN, style_designator: HALF ARCH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-033-6723, 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
885F052061 ITEM 20
NSN: 5340-01-033-6723
FSC: 5340
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
cushionINCLUDED
materialCOPPER ALLOY 462 OR COPPER ALLOY 464 LOCATION NOT OTHERWISE SPECIFIED
mounting_padINCLUDED
overall_width0.500 INCHES NOMINAL IN
overall_length1.400 INCHES NOMINAL IN
style_designatorHALF ARCH
material_thickness0.062 INCHES NOMINAL IN
mounting_hole_size0.406 INCHES NOMINAL IN
inside_diameter/arch_length0.424 INCHES NOMINAL IN
material_document_and_classificationQQ-B-639,ALLOY 462 OR 464 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
distance_between_base_and_inside_of_arch0.380 INCHES NOMINAL IN
NSN5340-01-033-6723
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 885F052061 ITEM 20 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
•
STYLE DESIGNATOR: HALF ARCH
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-639,ALLOY 462 OR 464 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL: COPPER ALLOY 462 OR COPPER ALLOY 464 LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
MOUNTING HOLE SIZE: 0.406 INCHES NOMINAL IN
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.380 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.400 INCHES NOMINAL IN
STYLE DESIGNATORHALF ARCH
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-639,ALLOY 462 OR 464 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
MATERIALCOPPER ALLOY 462 OR COPPER ALLOY 464 LOCATION NOT OTHERWISE SPECIFIED
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
MOUNTING HOLE SIZE0.406 INCHES NOMINAL IN
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.380 INCHES NOMINAL IN
OVERALL WIDTH0.500 INCHES NOMINAL IN
CUSHIONINCLUDED
MOUNTING PADINCLUDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
9033522Interchangeable
interchangeable cross-reference
interchangeable
52-2-14Interchangeable
interchangeable cross-reference
interchangeable
218349-1Interchangeable
interchangeable cross-reference
interchangeable
82-2-24Interchangeable
interchangeable cross-reference
interchangeable
52-912-002Interchangeable
interchangeable cross-reference
interchangeable
AS955 TY3CL1STCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 885F052061 ITEM 20?
885F052061 ITEM 20 is a STRAP,RETAINING.
What parts can replace 885F052061 ITEM 20?
There are 7 known substitutes for 885F052061 ITEM 20: 9033522, 52-2-14, 218349-1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 885F052061 ITEM 20?
885F052061 ITEM 20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-033-6723. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026