PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21113Insulator,disk

Science Applications International Corporation · NSN 5970-01-388-8228 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-388-8228 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-388-8228. Primary manufacturer part number: 21113.
Features
  • Insulator,disk — FSC 5970
  • 1 verified cross-reference
  • Primary manufacturer: Science Applications International Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,disk, cataloged under National Stock Number 5970-01-388-8228, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Science Applications International Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameInsulator,disk
FSC / FSG5970 — No Item Name Available (FSG 59)
ManufacturersScience Applications International Corporation (CAGE 60595)
Technical Specifications
ParameterValue
NSN5970-01-388-8228
Primary Part Number21113
Item NameInsulator,disk
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerScience Applications International Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-100-6158 INTERCHANGEABLE
Ball,bearing
5945-00-407-653621-113 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
2805-00-478-8369 INTERCHANGEABLE
Cap,valve Relief
5330-00-585-772221113 INTERCHANGEABLE
Retainer,packing
Industrial Technologies and Services Llc
4720-01-184-714921113 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5310-01-201-3347 INTERCHANGEABLE
Washer,spring Tension
5905-01-262-926921113 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Daytronic Corporation
3120-01-348-3369211-13 INTERCHANGEABLE
Bushing,sleeve
Cornell-Carr Co., Inc.
Cross-Reference Index
Part NumberManufacturer
21113 PRIMARY Science Applications International Corporation (USA)
Related Parts
3110-00-100-6158INTERCHANGEABLE
BALL,BEARING
5945-00-407-6536INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
21-113
2805-00-478-8369INTERCHANGEABLE
CAP,VALVE RELIEF
5330-00-585-7722INTERCHANGEABLE
RETAINER,PACKING
21113
4720-01-184-7149INTERCHANGEABLE
HOSE,PREFORMED
21113
5310-01-201-3347INTERCHANGEABLE
WASHER,SPRING TENSION
5905-01-262-9269INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
21113
3120-01-348-3369INTERCHANGEABLE
BUSHING,SLEEVE
211-13

Frequently Asked Questions

What is NSN 5970-01-388-8228?

NSN 5970-01-388-8228 is a Insulator,disk, manufactured by Science Applications International Corporation, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-388-8228?

NSN 5970-01-388-8228 has 1 cross-referenced part number: 21113 (Science Applications International Corporation).

What NSN replaces 5970-01-388-8228?

There are 8 known substitutes for 5970-01-388-8228: 3110-00-100-6158, 5945-00-407-6536, 2805-00-478-8369 and 5 more. Verify interchangeability with system specifications before substitution.

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