PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MD1-DDisk,flexible

Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group · NSN 7045-01-223-9840 · FSC 7045 · No Item Name Available
Verified by PartsTable
NSN 7045-01-223-9840 — this item is cataloged by the U.S. Government under National Stock Number 7045-01-223-9840. Primary manufacturer part number: MD1-D.
Features
  • Disk,flexible — FSC 7045
  • Disk Density Rating: DS/DD
  • Disk Diameter: 5.250 INCHES NOMINAL IN
  • Disk Quantity: 1
  • Disk Type: MAGNETIC
  • Tracks Per Inch: 40
  • Disk Density Rating: DS/DD
  • Disk Diameter: 5.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disk,flexible, cataloged under National Stock Number 7045-01-223-9840, is classified within Federal Supply Class 7045 (No Item Name Available) of the General Purpose ADP Equipment group. The primary manufacturer of record is Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: BX.

Technical Specifications
ParameterValue
NSN7045-01-223-9840
Primary Part NumberMD1-D
Item NameDisk,flexible
FSC / FSG7045 / 70 — No Item Name Available
ManufacturerMaxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group
StatusCANCELLED
Disk Density RatingDS/DD
Disk Diameter5.250 INCHES NOMINAL IN
Disk Quantity1
Disk TypeMAGNETIC
Tracks Per Inch40
Disk Density RatingDS/DD
Disk Diameter5.250 INCHES NOMINAL IN
Disk Quantity1
Disk TypeMAGNETIC
Tracks Per Inch40
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6625-00-575-4625
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueBX
SMR CodeJN
Weight0.5000 lbs
Cube0.0275 cu ft
Verified Substitutes 4
No Item Name Available
Test Set,insulation Breakdown
7045-01-081-0311MD525-01 SUCCESSOR
Disk,flexible
Verbatim Corp
Test Set,insulation Breakdown
Cross-Reference Index
Part NumberManufacturer
MD1-D PRIMARY Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group (USA)
MD1 Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group (USA)
Related Parts
SUCCESSOR 6625-00-575-4625 Test Set,insulation Breakdown
7045-01-156-1136SUCCESSOR
NO ITEM NAME AVAILABLE
7045-01-081-0311SUCCESSOR
DISK,FLEXIBLE
MD525-01
6625-01-270-7780SUCCESSOR
TEST SET,INSULATION BREAKDOWN

Frequently Asked Questions

What is NSN 7045-01-223-9840?

NSN 7045-01-223-9840 is a Disk,flexible, manufactured by Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group, classified under FSC 7045 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 7045-01-223-9840?

NSN 7045-01-223-9840 has 2 cross-referenced part numbers: MD1-D (Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group), MD1 (Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group).

What NSN replaces 7045-01-223-9840?

There are 4 known substitutes for 7045-01-223-9840: 7045-01-156-1136, 6625-00-575-4625, 7045-01-081-0311 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MD1-D?

Key specifications for MD1-D: Disk Density Rating: DS/DD; Disk Diameter: 5.250 INCHES NOMINAL IN; Disk Quantity: 1; Disk Type: MAGNETIC. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 7045-01-223-9840 still in active supply?

NSN 7045-01-223-9840 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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