PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

177-3-62Insulator,plate

Eg and G Wakefield Engineering · NSN 5970-01-090-6353 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-090-6353 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-090-6353. Primary manufacturer part number: 177-3-62.
Features
  • Insulator,plate — FSC 5970
  • Second Hole Spacing: 0.522 INCHES NOMINAL IN
  • Fifth Hole Spacing: 0.215 INCHES NOMINAL IN
  • Style Designator: FLAT, DIAMOND
  • Material: BERYLLIUM OXIDE OVERALL
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SPECIAL FEATURES
  • Material Document and Classification: MIL-I-10 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Third Hole Spacing: 1.187 INCHES NOMINAL IN
Applications
  • Applications requiring Beryllium Oxide Overall construction
General Description

The Insulator,plate, cataloged under National Stock Number 5970-01-090-6353, 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 Eg and G Wakefield Engineering. Government technical data includes 13 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-090-6353
Primary Part Number177-3-62
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerEg and G Wakefield Engineering
StatusACTIVE
Second Hole Spacing0.522 INCHES NOMINAL IN
Fifth Hole Spacing0.215 INCHES NOMINAL IN
Style DesignatorFLAT, DIAMOND
MaterialBERYLLIUM OXIDE OVERALL
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY SPECIAL FEATURES
Material Document and ClassificationMIL-I-10 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Third Hole Spacing1.187 INCHES NOMINAL IN
Fourth Hole Spacing0.430 INCHES NOMINAL IN
First End Radius0.187 INCHES NOMINAL IN
First Hole Diameter0.145 INCHES NOMINAL IN
First Hole Spacing0.187 INCHES NOMINAL IN
First Side Radius0.525 INCHES NOMINAL IN
Second Hole Diameter0.145 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5970-00-258-2313 INTERCHANGEABLE
Insulator,plate
5999-01-003-608417736-2 INTERCHANGEABLE
Contact,electrical
Labinal Components and Systems Inc Cinch Military Aerospace Div
Cross-Reference Index
Part NumberManufacturer
177-3-62 Eg and G Wakefield Engineering (USA)
Related Parts
5970-00-258-2313INTERCHANGEABLE
INSULATOR,PLATE
5999-01-003-6084INTERCHANGEABLE
CONTACT,ELECTRICAL
17736-2

Frequently Asked Questions

What is NSN 5970-01-090-6353?

NSN 5970-01-090-6353 is a Insulator,plate, manufactured by Eg and G Wakefield Engineering, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-090-6353?

NSN 5970-01-090-6353 has 1 cross-referenced part number: 177-3-62 (Eg and G Wakefield Engineering).

What NSN replaces 5970-01-090-6353?

There are 2 known substitutes for 5970-01-090-6353: 5970-00-258-2313, 5999-01-003-6084. Verify interchangeability with system specifications before substitution.

What are the specifications of 177-3-62?

Key specifications for 177-3-62: Second Hole Spacing: 0.522 INCHES NOMINAL IN; Fifth Hole Spacing: 0.215 INCHES NOMINAL IN; Style Designator: FLAT, DIAMOND; Material: BERYLLIUM OXIDE OVERALL. 17 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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