PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27637Insulator,washer

Eaton Corp Information Management Systems Div Microwave Components · NSN 5970-01-047-6933 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-047-6933 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-047-6933. Primary manufacturer part number: 27637.
Features
  • Insulator,washer — FSC 5970
  • Style Designator: ROUND, FLAT
  • Material: OVERALL RUBBER,SILICONE MF124 FSCM 04552
  • Outside Diameter: 2.400 INCHES NOMINAL IN
  • Inside Diameter: 2.005 INCHES MINIMUM AND 2.007 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Corp Information Management Systems Div Microwave Components
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Overall Rubber,silicone MF124 Fscm 04552 construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-01-047-6933, 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 Eaton Corp Information Management Systems Div Microwave Components. Government technical data includes 4 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-047-6933
Primary Part Number27637
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerEaton Corp Information Management Systems Div Microwave Components
StatusACTIVE
Style DesignatorROUND, FLAT
MaterialOVERALL RUBBER,SILICONE MF124 FSCM 04552
Outside Diameter2.400 INCHES NOMINAL IN
Inside Diameter2.005 INCHES MINIMUM AND 2.007 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4710-00-862-3873 INTERCHANGEABLE
Tube Assembly,metal
5995-01-149-018627637 INTERCHANGEABLE
Cable Assembly,radio Frequency
Viant Collegeville Llc
1650-01-418-403927637 INTERCHANGEABLE
Filter,fluid
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
Cross-Reference Index
Part NumberManufacturer
27637 PRIMARY Eaton Corp Information Management Systems Div Microwave Components (USA)
Related Parts
4710-00-862-3873INTERCHANGEABLE
TUBE ASSEMBLY,METAL
5995-01-149-0186INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
27637
1650-01-418-4039INTERCHANGEABLE
FILTER,FLUID
27637

Frequently Asked Questions

What is NSN 5970-01-047-6933?

NSN 5970-01-047-6933 is a Insulator,washer, manufactured by Eaton Corp Information Management Systems Div Microwave Components, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-047-6933?

NSN 5970-01-047-6933 has 1 cross-referenced part number: 27637 (Eaton Corp Information Management Systems Div Microwave Components).

What NSN replaces 5970-01-047-6933?

There are 3 known substitutes for 5970-01-047-6933: 4710-00-862-3873, 5995-01-149-0186, 1650-01-418-4039. Verify interchangeability with system specifications before substitution.

What are the specifications of 27637?

Key specifications for 27637: Style Designator: ROUND, FLAT; Material: OVERALL RUBBER,SILICONE MF124 FSCM 04552; Outside Diameter: 2.400 INCHES NOMINAL IN; Inside Diameter: 2.005 INCHES MINIMUM AND 2.007 INCHES MAXIMUM IN. 5 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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