Applied Magnetics NL Block Carrier Aluminum Magnetic Tape Spool Holder Bracket

Applied Magnetics NL Block Carrier Aluminum Magnetic Tape Spool Holder Bracket

The Applied Magnetics NL Block Carrier is a precision-machined polished aluminum carrier designed to hold, transport, and position magnetic tape blocks or spools in data storage and tape transport systems. The rigid aluminum frame features a central arched cradle opening sized to accept a cylindrical tape block or spool, flanked by twin side frames and a horizontal rail system with adjustment bolts that secure the media in place. A flat top bar provides a gripping or stacking surface. The overall construction is all-metal with no plastic components.

Specifications & What's Included

• Brand: Applied Magnetics
• Model: NL
• Type: Block Carrier / Magnetic Tape Spool Holder
• Material: Polished aluminum throughout
• Frame: Twin triangular/arched side panels with integrated base feet
• Cradle: Central circular/arched opening for cylindrical tape block or spool
• Hardware: Multiple adjustment/clamping bolts on horizontal rail bars (all present)
• Top bar: Flat aluminum crossbar for handling or stacking
• Form factor: Freestanding benchtop carrier
• Included: Carrier only — no tape block or spool included

Applications

Applied Magnetics was a major manufacturer of magnetic recording media and related handling equipment, active through the 1970s into the 1990s. Block carriers of this type were used in professional data center and broadcast environments to safely hold, transport, and position reel-to-reel magnetic tape spools or data tape blocks on tape drives and transport decks. The carrier cradles the spool or block to prevent dropping or misalignment during loading, and the adjustable bolt rails allow the hardware to be set to the correct tension or fit for a specific spool diameter. These carriers were standard fixtures in IBM-compatible mainframe data centers and professional video/audio facilities that used large-format magnetic tape storage. They remain useful today in legacy tape archive operations, computer history collections, and facilities still running older tape-based backup or broadcast systems.