The Chassis,electrical-Electronic Eq, cataloged under National Stock Number 5975-01-257-2082, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5975-01-257-2082 |
| Primary Part Number | 055801 |
| Item Name | Chassis,electrical-Electronic Eq |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Supplementary Features | 0.188 IN. DIA COMPONENT MTG HOLES IN |
| Style Designator | FLAT |
| Component Mounting Facility Type and Quantity | 4 UNTHREADED HOLE |
| Mounting Hole Diameter | 0.128 INCHES IN |
| Design Feature | PUNCHED HOLES |
| Material Thickness | 0.125 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 2.350 INCHES IN |
| Surface Treatment | OXIDE |
| Material | COPPER ALLOY |
| Center to Center Distance Between Mounting Holes Along Width | 2.350 INCHES 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 |
|---|---|
| 055801 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 933C055801 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
NSN 5975-01-257-2082 is a Chassis,electrical-Electronic Eq, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-257-2082 has 1 manufacturer part number on file: 055801 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for 055801: Mounting Hole Quantity: 4; Supplementary Features: 0.188 IN. DIA COMPONENT MTG HOLES IN; Style Designator: FLAT; Component Mounting Facility Type and Quantity: 4 UNTHREADED HOLE. 11 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.