The Insulator,bushing, cataloged under National Stock Number 5970-00-322-5162, 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 Armatron Intl Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-322-5162 |
| Primary Part Number | 449B16 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Armatron Intl Inc |
| Status | ACTIVE |
| Shank Height | 0.031 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-M-20693, COMP A, TYPE 3, GRADE E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.573 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN |
| Shank Outside Diameter | 0.299 INCHES MINIMUM AND 0.302 INCHES MAXIMUM IN |
| Inside Diameter | 0.196 INCHES NOMINAL IN |
| Material | PLASTIC POLYHEXAMETHYLENE AMIDE 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 |
|---|---|
| 449B16 | Armatron Intl Inc (USA) |
| Reference | Meaning |
|---|---|
| SC-B-16499 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5970-00-322-5162 is a Insulator,bushing, manufactured by Armatron Intl Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-322-5162 has 1 manufacturer part number on file: 449B16 (Armatron Intl Inc).
Key specifications for 449B16: Overall Height: 0.156 INCHES NOMINAL IN; Shank Height: 0.031 INCHES NOMINAL IN; Style Designator: SHOULDER; Material Document and Classification: MIL-M-20693, COMP A, TYPE 3, GRADE E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 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.