The Insulator,bowl, cataloged under National Stock Number 5970-00-144-1602, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-144-1602 |
| Item Name | Insulator,bowl |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Surface Treatment and Location | OVERALL GLAZED |
| Identification Code Color | BROWN |
| Height Above Mounting Surface | 4.375 INCHES NOMINAL IN |
| Flange Thickness | 0.375 INCHES NOMINAL IN |
| Style Designator | DOME, FLANGED |
| Top Thickness | 0.375 INCHES NOMINAL IN |
| Groove Depth | 0.062 INCHES NOMINAL IN |
| Outside Diameter | 6.938 INCHES NOMINAL IN |
| Base Inside Diameter | 5.500 INCHES NOMINAL IN |
| Groove Angle in Deg | 60.0 |
| Bowl Diameter | 6.250 INCHES NOMINAL IN |
| Major Groove Diameter | 6.562 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Top Hole Diameter | 0.688 INCHES NOMINAL IN |
| Minor Groove Diameter | 1.062 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MILI23264-18 | 4/1 Identification reference U.S. Government activity |
| NL422B57-035 | 2/2 Government specification standardization U.S. Government activity |
NSN 5970-00-144-1602 is a Insulator,bowl, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5970-00-280-9881, 5970-00-280-9886. Verify interchangeability with system specifications before substitution.
Key specifications for 5970-00-144-1602: Surface Treatment and Location: OVERALL GLAZED; Identification Code Color: BROWN; Height Above Mounting Surface: 4.375 INCHES NOMINAL IN; Flange Thickness: 0.375 INCHES NOMINAL IN. 15 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.