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U04143 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

U04143: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, surface_treatment: ZINC, end_item_identification: H-53 HELICOPTER, part_name_assigned_by_controlling_agency: BRACKET,SUPPORT,REAR,RPM4. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-561-5475, 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
U04143
NSN: 5340-01-561-5475
FSC: 5340 — Hardware, Commercial
CAGE: 2J641 — DH INSTRUMENTS INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
surface_treatmentZINC
end_item_identificationH-53 HELICOPTER
part_name_assigned_by_controlling_agencyBRACKET,SUPPORT,REAR,RPM4
NSN5340-01-561-5475
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: U04143 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
•
SURFACE TREATMENT: ZINC
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SURFACE TREATMENTZINC
PART NAME ASSIGNED BY CONTROLLING AGENCYBRACKET,SUPPORT,REAR,RPM4
END ITEM IDENTIFICATIONH-53 HELICOPTER
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is U04143?
U04143 is a BRACKET,MOUNTING.
What is the NSN for U04143?
U04143 is cataloged in the U.S. Government catalog under NSN 5340-01-561-5475. 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.