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543-5320-002 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

543-5320-002: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: COPPER ALLOY 670 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 0.156 INCHES NOMINAL IN, overall_length: 0.328 INCHES NOMINAL IN, style_designator: CURVED ARCH. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-330-3758, 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
543-5320-002
NSN: 5340-00-330-3758
FSC: 5340 — Hardware, Commercial
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialCOPPER ALLOY 670 LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width0.156 INCHES NOMINAL IN
overall_length0.328 INCHES NOMINAL IN
style_designatorCURVED ARCH
material_thickness0.016 INCHES NOMINAL IN
mounting_hole_size0.070 INCHES NOMINAL IN
inside_diameter/arch_length0.125 INCHES NOMINAL IN
center_to_center_distance_between_arch_and_mounting_hole0.156 INCHES NOMINAL IN
NSN5340-00-330-3758
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 543-5320-002 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: 0.070 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: CURVED ARCH
•
MATERIAL THICKNESS: 0.016 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
MATERIAL: COPPER ALLOY 670 LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.070 INCHES NOMINAL IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORCURVED ARCH
OVERALL LENGTH0.328 INCHES NOMINAL IN
OVERALL WIDTH0.156 INCHES NOMINAL IN
MATERIAL THICKNESS0.016 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
MATERIALCOPPER ALLOY 670 LOCATION NOT OTHERWISE SPECIFIED
CENTER TO CENTER DISTANCE BETWEEN ARCH AND MOUNTING HOLE0.156 INCHES NOMINAL IN
INSIDE DIAMETER/ARCH LENGTH0.125 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

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 543-5320-002?
543-5320-002 is a STRAP,RETAINING.
What is the NSN for 543-5320-002?
543-5320-002 is cataloged in the U.S. Government catalog under NSN 5340-00-330-3758. 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.