PartsTable TECHNICAL DATA SHEET
NSN 2590-01-581-9111Government record, cited

Rod, Lower Underrun2590-01-581-9111

NSN 2590-01-581-9111 · NIIN 015819111 · Part number 1KP628
Oshkosh Defense Llc · FSC 2590 — Miscellaneous Vehicular Components · FSG 25 — Vehicular Equipment Components · CAGE 75Q65
Government record, cited
NSN 2590-01-581-9111 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-581-9111. Manufacturer of record part number: 1KP628.
Also searched as  2590-01-581-9111 · 2590015819111 · NIIN 015819111 · 01-581-9111 · FSC 2590 Miscellaneous Vehicular Components · CAGE 75Q65 · 1KP628
Nearby stock numbers  ·
Features
  • Rod,lower Underrun — FSC 2590
  • 1 manufacturer part number on file
  • Manufacturer of record: Oshkosh Defense Llc
Identification
  • NSN: 2590-01-581-9111
  • NIIN: 015819111
  • FSC: 2590 — Miscellaneous Vehicular Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 1KP628
  • Manufacturer: Oshkosh Defense Llc
General Description

The Rod,lower Underrun, cataloged under National Stock Number 2590-01-581-9111, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Oshkosh Defense Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-01-581-9111
Primary Part Number1KP628
Item NameRod,lower Underrun
FSC / FSG2590 / 25 — Miscellaneous Vehicular Components
ManufacturerOshkosh Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
1KP628 PRIMARY Oshkosh Defense Llc (USA)
Reference documents
ReferenceMeaning
1KP628 3/9 Design control — primary reference
Oshkosh Corp
No interchangeability data on file.
Other items in FSC 2590 — Miscellaneous Vehicular Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2590-00-001-1252
2590-00-001-1252 · Item name not on file
2590-00-001-1253
2590-00-001-1253 · Item name not on file
2590-00-001-1254
BRACKET,HORN MOUNTING
2590-00-001-3423
2590-00-001-3423 · Item name not on file
2590-00-001-3438
2590-00-001-3438 · Item name not on file
2590-00-001-3439
2590-00-001-3439 · Item name not on file
2590-00-001-3461
2590-00-001-3461 · Item name not on file
2590-00-001-3463
2590-00-001-3463 · Item name not on file

Frequently Asked Questions

What is NSN 2590-01-581-9111?

NSN 2590-01-581-9111 is a Rod,lower Underrun, manufactured by Oshkosh Defense Llc, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.

What part numbers are listed for NSN 2590-01-581-9111?

NSN 2590-01-581-9111 has 1 manufacturer part number on file: 1KP628 (Oshkosh Defense Llc).

What are the specifications of 1KP628?

Key specifications for 1KP628: Part Name Assigned by Controlling Agency: LOWER UNDERRUN ROD; End Item Identification: WHEELED TANKER. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2590-01-581-9111 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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