The Chassis,electrical-Electronic Eq, cataloged under National Stock Number 5975-01-336-1780, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Textron Systems Corporation Dba Textron Systems Corp. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5975-01-336-1780 |
| Primary Part Number | 123-56633-1 |
| Item Name | Chassis,electrical-Electronic Eq |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Textron Systems Corporation Dba Textron Systems Corp |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Mounting Facility Quantity | 12 |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE |
| Style Designator | CLOSED ENDS AND SIDES FLANGED |
| Mounting Hole Diameter | 0.223 INCHES IN |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Design Feature | PUNCHED HOLES |
| Material Thickness | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Mounting Facility Size | 4-40 UNC-2 |
| Center to Center Distance Between Mounting Holes Along Length | 5.450 INCHES IN |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY |
| Center to Center Distance Between Mounting Holes Along Width | 5.650 INCHES IN |
| Mounting Provision | THREADED HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 123-56633-1 PRIMARY | Textron Systems Corporation Dba Textron Systems Corp (USA) |
NSN 5975-01-336-1780 is a Chassis,electrical-Electronic Eq, manufactured by Textron Systems Corporation Dba Textron Systems Corp, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-336-1780 has 1 manufacturer part number on file: 123-56633-1 (Textron Systems Corporation Dba Textron Systems Corp).
Key specifications for 123-56633-1: Mounting Hole Quantity: 4; Overall Height: 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN; Mounting Facility Quantity: 12; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE. 14 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.
NSN 5975-01-336-1780 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.