
Hammond RMSC1903BK1 3U Hinged Rack Security Cover, Smoked Window
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Create Free Business AccountKey Features
- 3U hinged rack security cover: 5.22 in (133 mm) high x 19.00 in (483 mm) wide x 1.61 in (41 mm) deep
- 16-gauge mild steel construction for durable protection of rack-mounted equipment
- Integrated key-lock (7.5 mm, with nut) prevents unauthorized access to front-panel equipment
- 6 mm smoked plexiglass window keeps equipment status and indicators visible without opening the panel
- Hinged design installs without removing existing rack equipment, simplifying upgrades and retrofits
- Fits standard 19-inch EIA-compliant rack rails; 3U mounting height 5.25 in (133 mm)
- Black textured powder coat finish; GREENGUARD, TSCA and RoHS compliant
- TAA compliant, made in North America in an ISO 9001 certified facility
The RMSC1903BK1 is a 3U lockable hinged rack security cover designed to protect front-panel equipment from unauthorized access while keeping it visible. It suits IT and AV integrators, telecom technicians and facilities teams who need to restrict access to switches, patching and controls in data centers, server rooms and shared or semi-public rack environments.
Construction is 16-gauge mild steel with a black textured powder coat finish that is GREENGUARD, TSCA and RoHS compliant. The assembly consists of a security cover frame, a hinge assembly, a 6 mm smoked plexiglass (acrylic) window and a key-lock with nut (7.5 mm). The smoked window lets you read status LEDs and indicators without opening the panel, while the integrated lock and key prevent tampering or accidental adjustment of front-panel controls and connections.
This 3U size measures 5.22 in (133 mm) high, 19.00 in (483 mm) wide and 1.61 in (41 mm) deep, with a 5.25 in (133 mm) mounting height and a 19-inch (18.35 in / 466 mm) mounting dimension for standard EIA-compliant rack rails. Shipping weight is 2 lbs (0.91 kg). The hinged design allows the RMSC1903BK1 to be installed without removing equipment already mounted in the rack, simplifying retrofits and upgrades. Mounting hardware is not included.
RMSC1903BK1 is TAA compliant and manufactured in North America (Country of Origin: CA) in an ISO 9001 certified facility, and is USMCA, RoHS and REACH compliant \u2014 useful where compliance-driven procurement applies.
Ideal For
- Data centers and server rooms
- Telecom and network installations
- Shared IT environments and semi-public rack deployments
- Protecting front-panel controls and connections from tampering
- Compliance-driven installations requiring physical equipment security
Overview
| Series | RMSC Series - Hinged Window Rack Security Cover |
| Description | 3U Hinged Plexi Cover |
| Part Number | RMSC1903BK1 |
| Color / Finish | Painted black textured |
| Included Components | Security cover frame (1), hinge assembly (1), smoked plexi glass 6 mm (1), key-lock with nut 7.5 mm (1) |
Dimensions
| Overall Depth | 1.61 in (41 mm) |
| Overall Width | 19.00 in (483 mm) |
| Overall Height | 5.22 in (133 mm) |
| Top View Depth Dimension | 1.89 in (48 mm) |
| Front Panel Height (Drawing) | 5.26 in (134 mm) |
Identifiers
| UPC | 623980741130 |
| UNSPSC | 43201618 |
| GTIN-14 | 00623980741130 |
| Drawing Part No. | RMSC1903 |
| UPC W/o Check Digit | 62398074113 |
Rack Mounting
| Rack Units | 3U |
| Mounting Width | 18.35 in (466 mm) (19 in MTG) |
| Mounting Height | 5.25 in (133 mm) |
| Rack Compatibility | Standard 19-inch EIA-compliant rack rails |
Packaging & Shipping
| ECCN | EAR99 |
| Tariff Code | 9403.10.0040 |
| Shipping Weight | 2 lbs (0.91 kg) |
| Country Of Origin | CA |
Construction & Finish
| Lock | Key-lock with nut, 7.5 mm |
| Gauge | 16-gauge steel |
| Finish | Black powder coat (textured) |
| Window | Smoked acrylic / plexiglass, 6 mm |
| Material | Mild steel |
Environmental & Protection
| Finish Compliance | GREENGUARD, TSCA, RoHS compliant |
Compliance & Certifications
| TAA Compliant | Yes (TAA-compliant) |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
| USMCA Compliant | Yes |
| Manufacturing Facility | North America, ISO 9001 certified |
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Frequently Asked Questions
How much rack space does the RMSC1903BK1 occupy?▾
It is a 3U panel with a mounting height of 5.25 in (133 mm) and an overall height of 5.22 in (133 mm). It mounts to standard 19-inch EIA-compliant rack rails.
Do I have to remove my existing equipment to install it?▾
No. The hinged design allows installation without removing existing rack equipment, which simplifies upgrades and retrofits.
Can I see my equipment while the cover is locked?▾
Yes. The 6 mm smoked plexiglass (acrylic) window allows clear visibility of equipment status and indicators without opening the panel.
Is mounting hardware supplied with RMSC1903BK1?▾
No. The drawing notes state the part does not include mounting hardware. Hardware for rack mounting solutions is listed as an accessory for the RMSC Series.
Does it include a lock and key?▾
Yes. The assembly includes an integrated key-lock with nut (7.5 mm) to prevent unauthorized access to front-panel equipment.
Is this part TAA compliant?▾
Yes. The RMSC1903BK1 is TAA-compliant and manufactured in North America (Country of Origin: CA) in an ISO 9001 certified facility. It is also USMCA, RoHS and REACH compliant.


