The Insulator,washer, cataloged under National Stock Number 5970-00-641-0837, 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 The Boeing Company Div Commercial. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5970-00-641-0837 |
| Primary Part Number | 60-5148 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| Style Designator | ROUND, FLATROUND, FLAT |
| Material Document and Classification | MIL-P-15035, TYPE FBM-CANCELLED/REPLACED BY MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-P-15035, TYPE FBM-CANCELLED/REPLACED BY MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-I-24768/16 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-I-24768/16 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 2.135 INCHES NOMINAL2.135 INCHES NOMINAL IN |
| Inside Diameter | 0.715 INCHES NOMINAL0.715 INCHES NOMINAL IN |
| Material | PLASTIC PHENOLIC AND PLASTIC PHENOLIC AND COTTON OVERALLCOTTON 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 |
|---|---|
| 60-5148 PRIMARY | The Boeing Company Div Commercial (USA) |
| Reference | Meaning |
|---|---|
| 60-5148 | 5/9 Secondary reference U.S. Government activity |
NSN 5970-00-641-0837 is a Insulator,washer, manufactured by The Boeing Company Div Commercial, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-641-0837 has 1 manufacturer part number on file: 60-5148 (The Boeing Company Div Commercial).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-559-7509. Verify interchangeability with system specifications before substitution.
Key specifications for 60-5148: Overall Height: 0.125 INCHES NOMINAL0.125 INCHES NOMINAL IN; Style Designator: ROUND, FLATROUND, FLAT; Material Document and Classification: MIL-P-15035, TYPE FBM-CANCELLED/REPLACED BY MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-P-15035, TYPE FBM-CANCELLED/REPLACED BY MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-I-24768/16 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-I-24768/16 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 2.135 INCHES NOMINAL2.135 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.