PartsTable TECHNICAL DATA SHEET
NSN 5840-01-581-4033Government record, cited

Processor Blade5840-01-581-4033

NSN 5840-01-581-4033 · NIIN 015814033 · Part number 40K1218
Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc · FSC 5840 — Radar Equipment, Except Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 4ES51
Government record, cited
NSN 5840-01-581-4033 — this item is cataloged by the U.S. Government under National Stock Number 5840-01-581-4033. Manufacturer of record part number: 40K1218.
Also searched as  5840-01-581-4033 · 5840015814033 · NIIN 015814033 · 01-581-4033 · FSC 5840 Radar Equipment, Except Airborne · CAGE 4ES51 · 40K1218 · 42C9124 · 42C9124
Nearby stock numbers  ·
Features
  • Processor Blade — FSC 5840
  • 4 manufacturer part numbers on file
  • Manufacturer of record: Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc
Identification
  • NSN: 5840-01-581-4033
  • NIIN: 015814033
  • FSC: 5840 — Radar Equipment, Except Airborne
  • FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
  • Primary part number: 40K1218
  • Manufacturer: Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc
General Description

The Processor Blade, cataloged under National Stock Number 5840-01-581-4033, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5840-01-581-4033
Primary Part Number40K1218
Item NameProcessor Blade
FSC / FSG5840 / 58 — Radar Equipment, Except Airborne
ManufacturerNavy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5820-01-596-147420525975-118 POSSIBLE MATCH
PROCESSOR,SIGNAL DATA
Possible match (shared part number)Lockheed Martin Corporation Div Rms
Cross-Reference Index
Part NumberManufacturer
40K1218 IBM Storage Systems (USA)
42C9124 IBM Storage Systems (USA)
40K1218 PRIMARY Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc (USA)
42C9124 Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc (USA)
Related Parts
5820-01-596-1474POSSIBLE MATCH
PROCESSOR,SIGNAL DATA
20525975-118

Frequently Asked Questions

What is NSN 5840-01-581-4033?

NSN 5840-01-581-4033 is a Processor Blade, manufactured by Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.

What part numbers are listed for NSN 5840-01-581-4033?

NSN 5840-01-581-4033 has 4 manufacturer part numbers on file: 40K1218 (IBM Storage Systems), 42C9124 (IBM Storage Systems), 40K1218 (Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc), 42C9124 (Navy, United States Department of the Maintenance Engineering Support Center Dba Spawarsyscen Mesc).

What NSN replaces 5840-01-581-4033?

1 possible match (shared part number, not a government interchangeability claim): 5820-01-596-1474. Verify interchangeability with system specifications before substitution.

What are the specifications of 40K1218?

Key specifications for 40K1218: Special Features: PROCESSOR TYPE; DUAL CORE XEON. CLOCK SPEED; 2.13 GHZ. BUS SPEED; 1333 MHZ. GHz. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5840-01-581-4033 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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