PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20154-2Insulator,bushing

Fisica Applied Technologies, Inc. Div Randtron Antenna Systems · NSN 5970-00-541-6526 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-541-6526 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-541-6526. Primary manufacturer part number: 20154-2.
Features
  • Insulator,bushing — FSC 5970
  • Shank Height: 4.250 INCHES NOMINAL IN
  • Outside Diameter: 0.970 INCHES NOMINAL IN
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
  • Style Designator: SHOULDER
  • Material Document and Classification: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Shank Outside Diameter: 0.910 INCHES NOMINAL IN
  • Inside Diameter: 0.885 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Insulator,bushing, cataloged under National Stock Number 5970-00-541-6526, 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 Fisica Applied Technologies, Inc. Div Randtron Antenna Systems. Government technical data includes 7 verified specifications, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-541-6526
Primary Part Number20154-2
Item NameInsulator,bushing
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerFisica Applied Technologies, Inc. Div Randtron Antenna Systems
StatusACTIVE
Shank Height4.250 INCHES NOMINAL IN
Outside Diameter0.970 INCHES NOMINAL IN
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Style DesignatorSHOULDER
Material Document and ClassificationAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Shank Outside Diameter0.910 INCHES NOMINAL IN
Inside Diameter0.885 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-559-0070115544 INTERCHANGEABLE
Washer,lock
Rolls-Royce Solutions America Inc
4730-01-197-029220154-2 INTERCHANGEABLE
Flange
Manitowoc Engineering Co Division of the Manitowoc Co Inc
1005-01-376-2662201542 INTERCHANGEABLE
Sight,rear
Heckler & Koch Defense Inc Dba Hkd Div Heckler and Koch Defense Inc
5999-01-462-7342201542-2 INTERCHANGEABLE
Magnet,permanent
Temposonics, Llc
Cross-Reference Index
Part NumberManufacturer
20154-2 PRIMARY Fisica Applied Technologies, Inc. Div Randtron Antenna Systems (USA)
Related Parts
5310-00-559-0070INTERCHANGEABLE
WASHER,LOCK
115544
4730-01-197-0292INTERCHANGEABLE
FLANGE
20154-2
1005-01-376-2662INTERCHANGEABLE
SIGHT,REAR
201542
5999-01-462-7342INTERCHANGEABLE
MAGNET,PERMANENT
201542-2

Frequently Asked Questions

What is NSN 5970-00-541-6526?

NSN 5970-00-541-6526 is a Insulator,bushing, manufactured by Fisica Applied Technologies, Inc. Div Randtron Antenna Systems, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-541-6526?

NSN 5970-00-541-6526 has 1 cross-referenced part number: 20154-2 (Fisica Applied Technologies, Inc. Div Randtron Antenna Systems).

What NSN replaces 5970-00-541-6526?

There are 4 known substitutes for 5970-00-541-6526: 5310-00-559-0070, 4730-01-197-0292, 1005-01-376-2662 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20154-2?

Key specifications for 20154-2: Shank Height: 4.250 INCHES NOMINAL IN; Outside Diameter: 0.970 INCHES NOMINAL IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL; Style Designator: SHOULDER. 8 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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