The Insulator,bushing, cataloged under National Stock Number 5970-01-441-9538, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-441-9538 |
| Primary Part Number | 211059899 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Shank Height | 1.060 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Outside Diameter | 0.562 INCHES NOMINAL IN |
| Shank Outside Diameter | 0.494 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN |
| Inside Diameter | 0.404 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| Chamfer Angle in Deg | 45.0 |
| Unable to Decode | UNABLE TO DECODE |
| Chamfer Depth | 0.020 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 |
| Part Number | Manufacturer |
|---|---|
| DF2070-153-FN-25 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 211059899 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 585-6404851 ITEM 50 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 585-6409367 | D/9 Drawing number reference only Naval Sea Systems Command |
| 585-6404851 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5970-01-441-9538 is a Insulator,bushing, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-441-9538 has 3 manufacturer part numbers on file: DF2070-153-FN-25 (Huntington Ingalls Inc Div Newport News Shipbuilding), 211059899 (Huntington Ingalls Inc Div Newport News Shipbuilding), 585-6404851 ITEM 50 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 5970-01-442-0388, 5970-01-442-0746, 5970-01-442-0756. Verify interchangeability with system specifications before substitution.
Key specifications for 211059899: Overall Height: 1.190 INCHES NOMINAL IN; Shank Height: 1.060 INCHES NOMINAL IN; Style Designator: SHOULDER; Outside Diameter: 0.562 INCHES NOMINAL IN. 8 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.