The Life Ring Rack, cataloged under National Stock Number 4220-01-543-2954, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Redden Marine Supply Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-543-2954 |
| Primary Part Number | 1123-20 |
| Item Name | Life Ring Rack |
| FSC / FSG | 4220 / 42 — No Item Name Available |
| Manufacturer | Redden Marine Supply Inc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Overall Diameter | 20.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1123-20 PRIMARY | Redden Marine Supply Inc (USA) |
NSN 4220-01-543-2954 is a Life Ring Rack, manufactured by Redden Marine Supply Inc, classified under FSC 4220 (No Item Name Available). Status: active.
NSN 4220-01-543-2954 has 1 cross-referenced part number: 1123-20 (Redden Marine Supply Inc).
There are 2 known substitutes for 4220-01-543-2954: 4730-00-278-8253, 6635-01-375-6757. Verify interchangeability with system specifications before substitution.
Key specifications for 1123-20: Part Name Assigned by Controlling Agency: JIM BUOY - ROUGHNECK LIFE RING RACK 20"; Special Features: HAS PREDRILLED HOLES FOR STANCHION AND LIFE LINE MOUNTING; End Item Identification: 1940-01-526-7164; MK3 BRIDGE ERECTION BOAT; Material: STEEL CORROSION RESISTING. 5 total characteristics are documented in the Federal Logistics Information System.