PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5612-26-31Insulator,washer

Seastrom Manufacturing Co Inc · NSN 5970-01-236-0775 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-236-0775 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-236-0775. Primary manufacturer part number: 5612-26-31.
Features
  • Insulator,washer — FSC 5970
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
  • Style Designator: ROUND, FLAT
  • Inside Diameter: 0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
  • Outside Diameter: 0.356 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Seastrom Manufacturing Co Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-01-236-0775, 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 Seastrom Manufacturing Co Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-236-0775
Primary Part Number5612-26-31
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerSeastrom Manufacturing Co Inc
StatusACTIVE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Style DesignatorROUND, FLAT
Inside Diameter0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
Outside Diameter0.356 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-554-32811304S INTERCHANGEABLE
Bearing,ball,annular
Ntn Bearing Corporation of America
4820-01-152-7696MV-1261-S INTERCHANGEABLE
Valve,calibrated Flow
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5330-01-155-1841400004-5 INTERCHANGEABLE
Retainer,packing
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5331-01-202-2544205855 INTERCHANGEABLE
O-Ring
Cummins Inc.
5930-01-304-2197 INTERCHANGEABLE
Switch Assembly
2520-01-416-85982-05855 INTERCHANGEABLE
Ring,drive Plate,transmission
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
Cross-Reference Index
Part NumberManufacturer
5612-26-31 PRIMARY Seastrom Manufacturing Co Inc (USA)
20585-5 Ocean Technology Inc (USA)
Related Parts
3110-00-554-3281INTERCHANGEABLE
BEARING,BALL,ANNULAR
1304S
4820-01-152-7696INTERCHANGEABLE
VALVE,CALIBRATED FLOW
MV-1261-S
5330-01-155-1841INTERCHANGEABLE
RETAINER,PACKING
400004-5
5331-01-202-2544INTERCHANGEABLE
O-RING
205855
5930-01-304-2197INTERCHANGEABLE
SWITCH ASSEMBLY
2520-01-416-8598INTERCHANGEABLE
RING,DRIVE PLATE,TRANSMISSION
2-05855

Frequently Asked Questions

What is NSN 5970-01-236-0775?

NSN 5970-01-236-0775 is a Insulator,washer, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-236-0775?

NSN 5970-01-236-0775 has 2 cross-referenced part numbers: 5612-26-31 (Seastrom Manufacturing Co Inc), 20585-5 (Ocean Technology Inc).

What NSN replaces 5970-01-236-0775?

There are 6 known substitutes for 5970-01-236-0775: 3110-00-554-3281, 4820-01-152-7696, 5330-01-155-1841 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5612-26-31?

Key specifications for 5612-26-31: Overall Height: 0.031 INCHES NOMINAL IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL; Style Designator: ROUND, FLAT; Inside Diameter: 0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN. 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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