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4555FX1 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4555FX1: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1011, overall_width: 0.119 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 4.940 INCHES NOMINAL IN, mounting_hole_diameter: 0.406 INCHES NOMINAL IN, end_item_identification: NSN:2320-01-534-1091. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-643-5814, 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
4555FX1
NSN: 5340-01-643-5814
FSC: 5340 — Hardware, Commercial
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1011
overall_width0.119 INCHES NOMINAL IN
overall_height1.000 INCHES NOMINAL IN
overall_length4.940 INCHES NOMINAL IN
mounting_hole_diameter0.406 INCHES NOMINAL IN
mounting_hole_quantity1
end_item_identificationNSN:2320-01-534-1091
part_name_assigned_by_controlling_agencyBRACKET,STDF 4.94 X 0.12 TW.
NSN5340-01-643-5814
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4555FX1 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 QUANTITY: 1
•
MOUNTING HOLE DIAMETER: 0.406 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1011
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY1
OVERALL HEIGHT1.000 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.406 INCHES NOMINAL IN
OVERALL LENGTH4.940 INCHES NOMINAL IN
OVERALL WIDTH0.119 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBRACKET,STDF 4.94 X 0.12 TW.
END ITEM IDENTIFICATIONNSN:2320-01-534-1091
MATERIALSTEEL COMP 1011
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4555FX1?
4555FX1 is a BRACKET,MOUNTING.
What is the NSN for 4555FX1?
4555FX1 is cataloged in the U.S. Government catalog under NSN 5340-01-643-5814. 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.