PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MV-625-312-006MInsulator,washer

The Delbert Blinn Co Inc · NSN 5970-01-139-0091 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-139-0091 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-139-0091. Primary manufacturer part number: MV-625-312-006M.
Features
  • Insulator,washer — FSC 5970
  • Style Designator: ROUND, FLAT
  • Material: KAPTON OVERALL OR MYLAR OVERALL
  • Inside Diameter: 0.312 INCHES NOMINAL IN
  • Outside Diameter: 0.620 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: The Delbert Blinn Co Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Kapton Overall or Mylar Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-01-139-0091, 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 The Delbert Blinn Co Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-139-0091
Primary Part NumberMV-625-312-006M
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerThe Delbert Blinn Co Inc
StatusACTIVE
Style DesignatorROUND, FLAT
MaterialKAPTON OVERALL OR MYLAR OVERALL
Inside Diameter0.312 INCHES NOMINAL IN
Outside Diameter0.620 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5136-00-189-3201402795 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
5315-00-348-929423365 INTERCHANGEABLE
Pin,hollow
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
2920-00-496-4740 INTERCHANGEABLE
Parts Kit,ignition Magneto
3120-00-529-7918F219MILL7870 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
3120-00-929-1687309-0131-000 INTERCHANGEABLE
Bearing,sleeve
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5310-01-232-661823365 INTERCHANGEABLE
Nut,plain,hexagon
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6515-01-593-91390723309647 INTERCHANGEABLE
Syringe,hypodermic
Owens & Minor Distribution Inc
4030-01-694-937323365 INTERCHANGEABLE
Swivel and Link Assembly
Jergens Inc Div Tooling Components Division
Cross-Reference Index
Part NumberManufacturer
MV-625-312-006M PRIMARY The Delbert Blinn Co Inc (USA)
MV-625-312-006K PRIMARY The Delbert Blinn Co Inc (USA)
23365 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
Related Parts
5136-00-189-3201INTERCHANGEABLE
DIE,THREAD CUTTING
402795
5315-00-348-9294INTERCHANGEABLE
PIN,HOLLOW
23365
2920-00-496-4740INTERCHANGEABLE
PARTS KIT,IGNITION MAGNETO
3120-00-529-7918INTERCHANGEABLE
BEARING,SLEEVE
F219MILL7870
3120-00-929-1687INTERCHANGEABLE
BEARING,SLEEVE
309-0131-000
5310-01-232-6618INTERCHANGEABLE
NUT,PLAIN,HEXAGON
23365
6515-01-593-9139INTERCHANGEABLE
SYRINGE,HYPODERMIC
0723309647
4030-01-694-9373INTERCHANGEABLE
SWIVEL AND LINK ASSEMBLY
23365

Frequently Asked Questions

What is NSN 5970-01-139-0091?

NSN 5970-01-139-0091 is a Insulator,washer, manufactured by The Delbert Blinn Co Inc, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-139-0091?

NSN 5970-01-139-0091 has 3 cross-referenced part numbers: MV-625-312-006M (The Delbert Blinn Co Inc), MV-625-312-006K (The Delbert Blinn Co Inc), 23365 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).

What NSN replaces 5970-01-139-0091?

There are 8 known substitutes for 5970-01-139-0091: 5136-00-189-3201, 5315-00-348-9294, 2920-00-496-4740 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MV-625-312-006M?

Key specifications for MV-625-312-006M: Overall Height: 0.005 INCHES MINIMUM AND 0.010 INCHES MAXIMUM IN; Style Designator: ROUND, FLAT; Material: KAPTON OVERALL OR MYLAR OVERALL; Inside Diameter: 0.312 INCHES NOMINAL 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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