This page contains BSP divisions 500 through 599 - Small Business Systems, Station Equipment, Private Branch Exchanges, Data Services, and Teletype
| Division | Description |
|---|---|
| 500 | General Considerations for Station Installations Customer Equipment |
| 501 | Business Systems and Station Equipment Station Set Components, Customer Equipment |
| 502 | Common Battery Station Sets |
| 503 | Modular Station Sets |
| 504 | Selector Consoles, Telephone Consoles, Apparatus Units |
| 506 | Small Business Systems and Station Equipment, Public Telephone Sets |
| 508 | Public Telephone Enclosures and Miscellaneous Accessories |
| 510 | Station Sets and Coin Collectors Local Battery and Magneto |
| 512 | Automatic Dialers, Station Keys, Key Equipment Interphone Systems, Modular Units, Speakerphone Systems and Conference Sets |
| 514 | Telephone Answering Sets and Systems and Announcement Sets and Systems |
| 518 | Key Telephone Systems, Communications Systems, and Switching System No. 400 |
| 529 | Station Apparatus and Equipment Intended Solely for Specially Engineered Lines Not For General Telephone Use |
| 533 | Large Business Systems (PBXs) Customer Premises Systems and Customer Services Provided by ESS Switches |
| 534 | Sections Applying to More Than One PBX - Series 500, 600, 700, and 800 Series Manual and Dial PBX |
| 536 | 500 Series PBX |
| 538 | 600 Series PBX |
| 540 | Sections Applying to More Than One 700 Series PBX |
| 541 | 700C and 710C PBX |
| 542 | 701 and 711 Type PBX |
| 543 | 702A PBX |
| 546 | 740-Type PBX |
| 548 | 750A PBX |
| 550 | 755A PBX |
| 551 | 756A, 757A, 758A, 758B, 758C, 761, and 770 PBX |
| 552 | Non-Bell Type PBX |
| 553 | 800 Series PBX |
| 554 | Business Communications Systems - DIMENSION PBX |
| 555 | Definity Communications Systems 25, 75, 85, Merlin Legend and Common Systems, Information Systems Network, and Premises Distribution System |
| 560 | Data Systems Production, Cross Production |
| 562 | StarServer |
| 570 | Teletypewriter General Information - Misc. Apparatus and Auxiliary Equipment |
| 572 | 14, 15, 19 and 20 Type Teletypewriters |
| 573 | 28-Type Teletypewriters |
| 574 | Teletypewriter 30 Series and Teleprinters |
| 578 | Miscellaneous Data Terminals |
| 579 | Teletypewriter Field Maintenance/Field Installation Practices |
| 580 | Teletypewriter Switching Systems |
| 581 | Teletypewriter Selective Calling Systems |
| 582 | Data Communications Equipment Systems, Services, and Components |
| 585 | Computer Products Adjunct Processors and Services For Business Communications Systems |
| 590 | Data Systems - General Information |
| 591 | 100 Series Data Sets and Associated Services |
| 592 | 200 Series Data Sets and Associated Services |
| 593 | 300 Series Data Sets and Associated Services |
| 594 | 400 Series Data Sets and Associated Services |
| 595 | 500-Type Service Units and Sets for Digital Systems/Services |
| 596 | 600 Series Data Sets and Associated Services |
| 598 | 800 Series Auxiliary Equipment |
