The Sleeve,middle, cataloged under National Stock Number 5810-00-565-7969, is classified within Federal Supply Class 5810 (Communications Security Equipment and Components) of the Communication, Detection, and Coherent Radiation Equipment group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Sleeve,middle |
| FSC / FSG | 5810 — Communications Security Equipment and Components (FSG 58) |
| Parameter | Value |
|---|---|
| NSN | 5810-00-565-7969 |
| Item Name | Sleeve,middle |
| FSC / FSG | 5810 / 58 — Communications Security Equipment and Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 131248 | 5/9 Secondary reference At and T Corp |
| 131248 | C/1 Advisory reference — outside the item-of-supply concept Lucent Technologies Inc Corporate Headquarters |
| 131248 | 3/9 Design control — primary reference American Telephone and Telegraph Co |
NSN 5810-00-565-7969 is a Sleeve,middle, classified under FSC 5810, Communications Security Equipment and Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-00-947-4354. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.