PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8055Disk Processor

Compro Computer Services, Inc. Dba Compro · NSN 7021-01-203-9599 · FSC 7021 · Computer,digital
Verified by PartsTable
NSN 7021-01-203-9599 — this item is cataloged by the U.S. Government under National Stock Number 7021-01-203-9599. Primary manufacturer part number: 8055.
Features
  • Disk Processor — FSC 7021
  • General Characteristics Item Description: CONSISTS OF CIRCUIT CARD ASSEMBLY 4; EACH CARD 15 IN. W,18 IN. L IN
  • 1 verified cross-reference
  • Primary manufacturer: Compro Computer Services, Inc. Dba Compro
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disk Processor, cataloged under National Stock Number 7021-01-203-9599, is classified within Federal Supply Class 7021 (Computer,digital) of the General Purpose ADP Equipment group. The primary manufacturer of record is Compro Computer Services, Inc. Dba Compro. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN7021-01-203-9599
Primary Part Number8055
Item NameDisk Processor
FSC / FSG7021 / 70 — Computer,digital
ManufacturerCompro Computer Services, Inc. Dba Compro
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF CIRCUIT CARD ASSEMBLY 4; EACH CARD 15 IN. W,18 IN. L IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1660-00-052-5506 INTERCHANGEABLE
Cap Assy,lox Valve
5930-00-111-8619122-90007 ITEM 22 INTERCHANGEABLE
Switch,push
Kovatch Corp.
3030-00-528-4613 INTERCHANGEABLE
Belt,v
5330-00-536-70798060 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5310-00-609-88728055 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Cummins Inc.
3439-01-009-644880-5-5 INTERCHANGEABLE
Desoldering Wick
Illinois Tool Works Inc. Div Itw Chemtronics
3439-01-021-574780-5-5 INTERCHANGEABLE
Desoldering Wick
Illinois Tool Works Inc. Div Itw Chemtronics
5130-01-118-40878055 INTERCHANGEABLE
Wrench,impact,electric
Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
5985-01-432-48298055 INTERCHANGEABLE
Coupler,directional
Spectrum Control, Inc.
5950-01-516-11718055 INTERCHANGEABLE
Coil,radio Frequency
Precision Electronics, Inc
Cross-Reference Index
Part NumberManufacturer
8055 Compro Computer Services, Inc. Dba Compro (USA)
Related Parts
1660-00-052-5506INTERCHANGEABLE
CAP ASSY,LOX VALVE
5930-00-111-8619INTERCHANGEABLE
SWITCH,PUSH
122-90007 ITEM 22
3030-00-528-4613INTERCHANGEABLE
BELT,V
5330-00-536-7079INTERCHANGEABLE
SEAL,PLAIN ENCASED
8060
5310-00-609-8872INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
8055
3439-01-009-6448INTERCHANGEABLE
DESOLDERING WICK
80-5-5
3439-01-021-5747INTERCHANGEABLE
DESOLDERING WICK
80-5-5
5130-01-118-4087INTERCHANGEABLE
WRENCH,IMPACT,ELECTRIC
8055
5985-01-432-4829INTERCHANGEABLE
COUPLER,DIRECTIONAL
8055
5950-01-516-1171INTERCHANGEABLE
COIL,RADIO FREQUENCY
8055
8415-01-522-0426INTERCHANGEABLE
GLOVES,MEN'S
8055
6145-01-539-6987INTERCHANGEABLE
WIRE,ELECTRICAL
8055

Frequently Asked Questions

What is NSN 7021-01-203-9599?

NSN 7021-01-203-9599 is a Disk Processor, manufactured by Compro Computer Services, Inc. Dba Compro, classified under FSC 7021 (Computer,digital). Status: active.

What are the part numbers for NSN 7021-01-203-9599?

NSN 7021-01-203-9599 has 1 cross-referenced part number: 8055 (Compro Computer Services, Inc. Dba Compro).

What NSN replaces 7021-01-203-9599?

There are 12 known substitutes for 7021-01-203-9599: 1660-00-052-5506, 5930-00-111-8619, 3030-00-528-4613 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8055?

Key specifications for 8055: General Characteristics Item Description: CONSISTS OF CIRCUIT CARD ASSEMBLY 4; EACH CARD 15 IN. W,18 IN. L IN. 1 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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