The Rack,electrical Equipment, cataloged under National Stock Number 5975-01-500-7579, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Opto 22. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5975-01-500-7579 |
| Primary Part Number | SNAP-B12M |
| Item Name | Rack,electrical Equipment |
| FSC / FSG | 5975 / 59 — Electrical Hardware and Supplies |
| Manufacturer | Opto 22 |
| Status | ACTIVE |
| Style Designator | OPEN FRAME VERTICAL FRONT |
| Material | STEEL |
| 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 |
|---|---|
| 437-7068236-512 | Naval Sea Systems Command (USA) |
| 437-7068236-541 | Naval Sea Systems Command (USA) |
| SNAP-B12M PRIMARY | Opto 22 (USA) |
| Reference | Meaning |
|---|---|
| H771-2801-541 | 3/9 Design control — primary reference U.S. Government activity |
| SNAP-B12M | 5/2 Secondary reference U.S. Government activity |
| H771-2801-512 | 5/9 Secondary reference U.S. Government activity |
| 437-7068236 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5975-01-500-7579 is a Rack,electrical Equipment, manufactured by Opto 22, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
NSN 5975-01-500-7579 has 3 manufacturer part numbers on file: 437-7068236-512 (Naval Sea Systems Command), 437-7068236-541 (Naval Sea Systems Command), SNAP-B12M (Opto 22).
3 possible matches (shared part number, not a government interchangeability claim): 5935-01-509-7701, 5935-01-510-0863, 5945-01-525-6460. Verify interchangeability with system specifications before substitution.
Key specifications for SNAP-B12M: Style Designator: OPEN FRAME VERTICAL FRONT; Overall Width: 6.230 INCHES NOMINAL IN; End Item Identification: UNIT 6715; Material: STEEL. 2 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.