PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HUMISEAL TYPE 1B31Insulating Varnish,electrical

Chase Corporation Dba Fluid Polymers Div Humiseal Division · NSN 5970-01-497-6970 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-497-6970 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-497-6970. Primary manufacturer part number: HUMISEAL TYPE 1B31.
Features
  • Insulating Varnish,electrical — FSC 5970
  • Nondefinitive Spec/std Data: AR TYPE
  • Unit Package Type: CAN
  • Unit Package Quantity: 1
  • Environmental Protection: FUNGUS RESISTANT
  • Color: CLEAR
  • 1 verified cross-reference
  • Primary manufacturer: Chase Corporation Dba Fluid Polymers Div Humiseal Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulating Varnish,electrical, cataloged under National Stock Number 5970-01-497-6970, 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 Chase Corporation Dba Fluid Polymers Div Humiseal Division. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-497-6970
Primary Part NumberHUMISEAL TYPE 1B31
Item NameInsulating Varnish,electrical
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerChase Corporation Dba Fluid Polymers Div Humiseal Division
StatusACTIVE
Nondefinitive Spec/std DataAR TYPE
Unit Package TypeCAN
Unit Package Quantity1
Environmental ProtectionFUNGUS RESISTANT
ColorCLEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5970-00-442-0272 INTERCHANGEABLE
Insulating Varnish,electrical
Cross-Reference Index
Part NumberManufacturer
HUMISEAL TYPE 1B31 PRIMARY Chase Corporation Dba Fluid Polymers Div Humiseal Division (USA)
Related Parts
5970-00-442-0272INTERCHANGEABLE
INSULATING VARNISH,ELECTRICAL

Frequently Asked Questions

What is NSN 5970-01-497-6970?

NSN 5970-01-497-6970 is a Insulating Varnish,electrical, manufactured by Chase Corporation Dba Fluid Polymers Div Humiseal Division, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-497-6970?

NSN 5970-01-497-6970 has 1 cross-referenced part number: HUMISEAL TYPE 1B31 (Chase Corporation Dba Fluid Polymers Div Humiseal Division).

What NSN replaces 5970-01-497-6970?

There is 1 known substitute for 5970-01-497-6970: 5970-00-442-0272. Verify interchangeability with system specifications before substitution.

What are the specifications of HUMISEAL TYPE 1B31?

Key specifications for HUMISEAL TYPE 1B31: Nondefinitive Spec/std Data: AR TYPE; Unit Package Type: CAN; Unit Package Quantity: 1; Environmental Protection: FUNGUS RESISTANT. 6 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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