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A55A5030 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A55A5030: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: IRON CAST UNS F22400 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: NOT INCLUDED, overall_width: 1.125 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN, overall_length: 5.000 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN, style_designator: HALF ARCH. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-190-6769, 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
A55A5030
NSN: 5340-00-190-6769
FSC: 5340 — Hardware, Commercial
CAGE: 94033 — CARDWELL CONDENSER CORP LAPOINTE-ADMIRAL DIV (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialIRON CAST UNS F22400 LOCATION NOT OTHERWISE SPECIFIED
mounting_padNOT INCLUDED
overall_width1.125 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
overall_length5.000 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN
style_designatorHALF ARCH
surface_treatmentCADMIUM AND CHROMATE OR ZINC AND CHROMATE
material_thickness0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
mounting_hole_size0.454 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
inside_diameter/arch_length2.375 INCHES MINIMUM AND 2.437 INCHES MAXIMUM IN
nondefinitive_spec/std_data1 TYPE AND A STYLE
distance_between_base_and_inside_of_arch2.313 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
NSN5340-00-190-6769
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A55A5030 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: 0.454 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: HALF ARCH
•
MATERIAL THICKNESS: 0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
CUSHION: NOT INCLUDED
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 2.313 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.454 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORHALF ARCH
OVERALL LENGTH5.000 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN
OVERALL WIDTH1.125 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
MATERIAL THICKNESS0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH2.313 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A STYLE
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE
SUBSTITUTES & CROSS-REFERENCES 8
PTMC200Reference document
Same NSN cross-reference
Reference document — Secondary reference
MC200Reference document
Same NSN cross-reference
Reference document — Secondary reference
1278Reference document
Same NSN cross-reference
Reference document — Secondary reference
FF-S-760Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS35140-19Reference document
Same NSN cross-reference
Reference document — Secondary reference
NASM35140-19Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A55A5030?
A55A5030 is a STRAP,RETAINING.
What parts can replace A55A5030?
There are 8 known substitutes for A55A5030: PTMC200, MC200, 1278 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A55A5030?
A55A5030 is cataloged in the U.S. Government catalog under NSN 5340-00-190-6769. 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.