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138-8279 — RAIL ASSEMBLY,BOTTO

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

138-8279: RAIL ASSEMBLY,BOTTO.

The RAIL ASSEMBLY,BOTTO is a the manufacturer industrial component. Key specifications include end_item_identification: MODEL 420D BACKHOE LOADER BLN, part_name_assigned_by_controlling_agency: RAIL ASSEMBLY, BOTTOM. This part is cataloged in the U.S.

Government catalog under NSN 2540-01-514-4205, 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
138-8279
NSN: 2540-01-514-4205
FSC: 2540 — Vehicular Furniture and Accessories
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
end_item_identificationMODEL 420D BACKHOE LOADER BLN
part_name_assigned_by_controlling_agencyRAIL ASSEMBLY, BOTTOM
NSN2540-01-514-4205
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RAIL ASSEMBLY,BOTTO TITLE COMPONENT PN 138-8279 MFR RAIL ASSEMBLY,BOTTO
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYRAIL ASSEMBLY, BOTTOM
END ITEM IDENTIFICATIONMODEL 420D BACKHOE LOADER BLN
OTHER ITEMS IN FSC 2540 — Vehicular Furniture and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2540-00-003-8351 2540-00-211-6255 2540-00-286-9674 2540-00-383-5078 2540-00-402-8320 2540-00-693-1039 2540-01-221-1441 2540-01-568-0545
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 138-8279?
138-8279 is a RAIL ASSEMBLY,BOTTO.
What is the NSN for 138-8279?
138-8279 is cataloged in the U.S. Government catalog under NSN 2540-01-514-4205. 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.