PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12271778Insulator,washer

Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate · NSN 5970-01-100-8171 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-100-8171 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-100-8171. Primary manufacturer part number: 12271778.
Features
  • Insulator,washer — FSC 5970
  • Style Designator: ROUND, FLAT
  • Outside Diameter: 0.800 INCHES NOMINAL IN
  • Material: PLASTIC POLYHEXAMETHYLENE AMIDE OR PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OR PLASTIC POLYCAPROLACTAM OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE OVERALL
  • Material Document and Classification: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Inside Diameter: 0.270 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyhexamethylene Amide or Plastic Polyhexamethylene Adipamide or Plastic Polycaprolactam or Plastic Polyhexamethylene Sebacamide Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-01-100-8171, 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 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN5970-01-100-8171
Primary Part Number12271778
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
StatusACTIVE
Style DesignatorROUND, FLAT
Outside Diameter0.800 INCHES NOMINAL IN
MaterialPLASTIC POLYHEXAMETHYLENE AMIDE OR PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OR PLASTIC POLYCAPROLACTAM OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE OVERALL
Material Document and ClassificationL-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Inside Diameter0.270 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-800-8757677-0035-000 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
12271778 PRIMARY Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
12271778E Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
Related Parts
5950-00-800-8757INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
677-0035-000

Frequently Asked Questions

What is NSN 5970-01-100-8171?

NSN 5970-01-100-8171 is a Insulator,washer, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-100-8171?

NSN 5970-01-100-8171 has 2 cross-referenced part numbers: 12271778 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12271778E (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).

What NSN replaces 5970-01-100-8171?

There is 1 known substitute for 5970-01-100-8171: 5950-00-800-8757. Verify interchangeability with system specifications before substitution.

What are the specifications of 12271778?

Key specifications for 12271778: Style Designator: ROUND, FLAT; Outside Diameter: 0.800 INCHES NOMINAL IN; Material: PLASTIC POLYHEXAMETHYLENE AMIDE OR PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OR PLASTIC POLYCAPROLACTAM OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE OVERALL; Material Document and Classification: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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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