The Contact Kit,electrical, cataloged under National Stock Number 5999-01-443-6544, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-443-6544 |
| Primary Part Number | 489230 IT 6.3 |
| Item Name | Contact Kit,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 0.3500 lbs |
| Cube | 0.0007 cu ft |
| Part Number | Manufacturer |
|---|---|
| 489230 IT 6.3 PRIMARY | Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated (USA) |
| 361480 | Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 489230 IT 6.3 | 5/9 Secondary reference Automatic Switch Company Dba Asco |
| 361480 | 5/9 Secondary reference Automatic Switch Company Dba Asco |
NSN 5999-01-443-6544 is a Contact Kit,electrical, manufactured by Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-443-6544 has 2 manufacturer part numbers on file: 489230 IT 6.3 (Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated), 361480 (Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated).
Key specifications for 489230 IT 6.3: End Item Identification: AUTOMATIC BUS TRANSFER SWITCH ABT-4AB-300D DOS-9-17773 (SH)300 AMP, 450 VOLTS, 60 HTZ, 3PH,APPL DRIPPROOF ENCLOSURE. 0 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.