PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

717820-1Disk Drive Unit

Miltope Corporation · NSN 7025-01-644-9571 · FSC 7025 · No Item Name Available
Verified by PartsTable
NSN 7025-01-644-9571 — this item is cataloged by the U.S. Government under National Stock Number 7025-01-644-9571. Primary manufacturer part number: 717820-1.
Features
  • Disk Drive Unit — FSC 7025
  • 2 verified cross-references
  • Primary manufacturer: Miltope Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disk Drive Unit, cataloged under National Stock Number 7025-01-644-9571, is classified within Federal Supply Class 7025 (No Item Name Available) of the General Purpose ADP Equipment group. The primary manufacturer of record is Miltope Corporation. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN7025-01-644-9571
Primary Part Number717820-1
Item NameDisk Drive Unit
FSC / FSG7025 / 70 — No Item Name Available
ManufacturerMiltope Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-00-615-6340 (36012)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeYZ
Weight0.3000 lbs
Cube0.0243 cu ft
Verified Substitutes 12
5999-00-615-634036012 SUCCESSOR
Contact,electrical
Beta Labs Inc a-B and Millen Mfg Div
5999-01-175-51923601-2 SUCCESSOR
Clip,electrical
Fic Corporation
3110-00-175-2549 INTERCHANGEABLE
Bearing,ball,duplex
5306-00-177-56402534175B7 INTERCHANGEABLE
Bolt,machine
Naval Ship Systems Command
5935-00-201-897336-012 INTERCHANGEABLE
Plug,tip
Gc/waldom Inc
2520-00-494-015836012 INTERCHANGEABLE
Gear Power Take Off
New Venture Gear Inc New Process Gear Div
5360-00-597-830458018A INTERCHANGEABLE
Spring,helical,compression
Brinkley Technology Group Llc Dba Hercules Manufacturing
3030-00-916-66291922V666 INTERCHANGEABLE
Belt,v
Gates Corporation
5310-01-238-0644990C178-H01 INTERCHANGEABLE
Nut,self-Locking,clinch
Northrop Grumman Systems Corporation Dba Electronic Systems
5340-01-357-45373601-2 INTERCHANGEABLE
Strap,retaining
Mid-Continent Instrument Co Inc
Cross-Reference Index
Part NumberManufacturer
36012 Miltope Corporation (USA)
717820-1 PRIMARY Miltope Corporation (USA)
Related Parts
SUCCESSOR 5999-00-615-6340 Contact,electrical · 36012
5999-01-175-5192SUCCESSOR
CLIP,ELECTRICAL
3601-2
3110-00-175-2549INTERCHANGEABLE
BEARING,BALL,DUPLEX
5306-00-177-5640INTERCHANGEABLE
BOLT,MACHINE
2534175B7
5935-00-201-8973INTERCHANGEABLE
PLUG,TIP
36-012
2520-00-494-0158INTERCHANGEABLE
GEAR POWER TAKE OFF
36012
5360-00-597-8304INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
58018A
3030-00-916-6629INTERCHANGEABLE
BELT,V
1922V666
5310-01-238-0644INTERCHANGEABLE
NUT,SELF-LOCKING,CLINCH
990C178-H01
5340-01-357-4537INTERCHANGEABLE
STRAP,RETAINING
3601-2
5999-01-591-8895INTERCHANGEABLE
STRIP,SHORTING
717820-1
5975-01-678-9173INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
36-012

Frequently Asked Questions

What is NSN 7025-01-644-9571?

NSN 7025-01-644-9571 is a Disk Drive Unit, manufactured by Miltope Corporation, classified under FSC 7025 (No Item Name Available). Status: active.

What are the part numbers for NSN 7025-01-644-9571?

NSN 7025-01-644-9571 has 2 cross-referenced part numbers: 36012 (Miltope Corporation), 717820-1 (Miltope Corporation).

What NSN replaces 7025-01-644-9571?

There are 12 known substitutes for 7025-01-644-9571: 5999-00-615-6340, 5999-01-175-5192, 3110-00-175-2549 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 717820-1?

Key specifications for 717820-1: Part Name Assigned by Controlling Agency: DISK DRIVE UNIT; Part Name Assigned by Controlling Agency: DISK DRIVE UNIT. 2 total characteristics are documented in the Federal Logistics Information System.

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