The Capstan,tape Drive, cataloged under National Stock Number 5835-01-132-7972, is classified within Federal Supply Class 5835 (Sound Recording and Reproducing Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5835-01-132-7972 |
| Primary Part Number | B523-1 |
| Item Name | Capstan,tape Drive |
| FSC / FSG | 5835 / 58 — Sound Recording and Reproducing Equipment |
| Manufacturer | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| B523-1 PRIMARY | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc (USA) |
| Reference | Meaning |
|---|---|
| B523-1 | 3/9 Design control — primary reference Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp |
NSN 5835-01-132-7972 is a Capstan,tape Drive, manufactured by Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc, classified under FSC 5835, Sound Recording and Reproducing Equipment. Status: active.
NSN 5835-01-132-7972 has 1 manufacturer part number on file: B523-1 (Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc).
Key specifications for B523-1: Special Features: MATL:ALUMINUM ALLOY PER QQ-A-225/3 TYPE 2011-T3; IRIDITE FINISH PER MIL-C-5541; LG.:0.910"; OD.:0.680"; ID.:0.190". 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.