The Harness,safety,industrial, cataloged under National Stock Number 4240-01-580-2012, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Sperian Fall Arrest Systems, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-580-2012 |
| Primary Part Number | RKNAR-QC/UBK |
| Item Name | Harness,safety,industrial |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Sperian Fall Arrest Systems, Inc. |
| Status | ACTIVE |
| Adjustment Method | D-RING |
| Shoulder Strap Adjustability | ADJUSTABLE |
| Waistband Adjustment Method | SLIDING BUCKLE |
| Lifeline | NOT INCLUDED |
| 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 |
|---|---|
| RKNAR-QC/UBK PRIMARY | Sperian Fall Arrest Systems, Inc. (USA) |
NSN 4240-01-580-2012 is a Harness,safety,industrial, manufactured by Sperian Fall Arrest Systems, Inc., classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-580-2012 has 1 manufacturer part number on file: RKNAR-QC/UBK (Sperian Fall Arrest Systems, Inc.).
Key specifications for RKNAR-QC/UBK: Adjustment Method: D-RING; Shoulder Strap Adjustability: ADJUSTABLE; Special Features: KEVLAR/NOMEX WEBBING;LEATHER INSULATORS;BRASS GROMMETS;MAX WORKING LOAD 400 LBS LBS; Waistband Adjustment Method: SLIDING BUCKLE. 4 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.