The Insulator,washer, cataloged under National Stock Number 5970-01-043-9964, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Thales Usa, Inc. Div Air Mobility Solutions ("ams"). Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-043-9964 |
| Primary Part Number | 065566-0001 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Thales Usa, Inc. Div Air Mobility Solutions ("ams") |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Material Document and Classification | MIL-R-6855,CLASS 3,GRADE 40 OR 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.880 INCHES NOMINAL IN |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 065566-0001 PRIMARY | Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA) |
| Reference | Meaning |
|---|---|
| 65566-1 | C/1 Advisory reference — outside the item-of-supply concept Thales Usa, Inc. Div Air Mobility Solutions ("ams") |
| 1A5 | 5/9 Secondary reference Acrian Inc |
NSN 5970-01-043-9964 is a Insulator,washer, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-043-9964 has 1 manufacturer part number on file: 065566-0001 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-210-4236. Verify interchangeability with system specifications before substitution.
Key specifications for 065566-0001: Overall Height: 0.031 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Material Document and Classification: MIL-R-6855,CLASS 3,GRADE 40 OR 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.880 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.