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2543215 ✓ 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: NOT INCLUDED, material: ALUMINUM ALLOY 5086 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 1.000 INCHES NOMINAL IN, overall_length: 5.125 INCHES NOMINAL IN, style_designator: STRAIGHT 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 5340-00-919-5988, 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
2543215
NSN: 5340-00-919-5988
FSC: 5340
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialALUMINUM ALLOY 5086 LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width1.000 INCHES NOMINAL IN
overall_length5.125 INCHES NOMINAL IN
style_designatorSTRAIGHT ARCH
material_thickness0.063 INCHES NOMINAL IN
mounting_hole_size0.128 INCHES MAXIMUM IN
inside_diameter/arch_length2.875 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/7, H34 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
NSN5340-00-919-5988
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2543215 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
•
MOUNTING HOLE SIZE: 0.128 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
INSIDE DIAMETER/ARCH LENGTH: 2.875 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY 5086 LOCATION NOT OTHERWISE SPECIFIED
•
STYLE DESIGNATOR: STRAIGHT ARCH
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/7, H34 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
MOUNTING PAD: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE SIZE0.128 INCHES MAXIMUM IN
OVERALL LENGTH5.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
INSIDE DIAMETER/ARCH LENGTH2.875 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 5086 LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATORSTRAIGHT ARCH
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/7, H34 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
MOUNTING PADNOT INCLUDED
CUSHIONNOT INCLUDED
OVERALL WIDTH1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
211506Interchangeable
interchangeable cross-reference
interchangeable
4311506Interchangeable
interchangeable cross-reference
interchangeable
0190M64Interchangeable
interchangeable cross-reference
interchangeable
6305ZZInterchangeable
interchangeable cross-reference
interchangeable
8700P1Interchangeable
interchangeable cross-reference
interchangeable
305SFFInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2543215?
2543215 is a STRAP,RETAINING.
What parts can replace 2543215?
There are 15 known substitutes for 2543215: 211506, 4311506, 0190M64 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2543215?
2543215 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-919-5988. 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