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A566-153-1 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A566-153-1: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: STEEL COMP 304 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 0.250 INCHES NOMINAL IN, overall_length: 0.624 INCHES NOMINAL IN, style_designator: HALF ARCH. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-896-6558, 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
A566-153-1
NSN: 5340-00-896-6558
FSC: 5340 — Hardware, Commercial
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialSTEEL COMP 304 LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width0.250 INCHES NOMINAL IN
overall_length0.624 INCHES NOMINAL IN
style_designatorHALF ARCH
surface_treatmentPASSIVATE
material_thickness0.031 INCHES NOMINAL IN
mounting_hole_size0.098 INCHES NOMINAL IN
inside_diameter/arch_length0.343 INCHES NOMINAL IN
distance_between_base_and_inside_of_arch0.093 INCHES NOMINAL IN
distance_between_mounting_hole_center_and_inside_edge_of_arch0.157 INCHES NOMINAL IN
NSN5340-00-896-6558
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A566-153-1 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: 0.098 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: HALF ARCH
•
MATERIAL THICKNESS: 0.031 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.093 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.098 INCHES NOMINAL IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORHALF ARCH
OVERALL LENGTH0.624 INCHES NOMINAL IN
OVERALL WIDTH0.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.031 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.093 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTER AND INSIDE EDGE OF ARCH0.157 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 2
A566-153Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
566A004789-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A566-153-1?
A566-153-1 is a STRAP,RETAINING.
What parts can replace A566-153-1?
There are 2 known substitutes for A566-153-1: A566-153, 566A004789-1. Substitute compatibility should be verified for your specific system.
What is the NSN for A566-153-1?
A566-153-1 is cataloged in the U.S. Government catalog under NSN 5340-00-896-6558. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.