The Harness,mountain Climbing-Rescue, cataloged under National Stock Number 4240-01-687-1485, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Misty Mountain Threadworks, Inc. Dba Misty Mountain Threadworks Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-687-1485 |
| Primary Part Number | 4550-MD-CB |
| Item Name | Harness,mountain Climbing-Rescue |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | Misty Mountain Threadworks, Inc. Dba Misty Mountain Threadworks Inc |
| Status | ACTIVE |
| Thigh Strap Adjustability | ADJUSTABLE |
| Lifeline | NOT INCLUDED |
| Adjustment Method | SLIDING BUCKLE |
| Adjustable Leg Support | FURNISHED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 139420 | Southern Cross Equipment Pty Ltd (AUS) |
| 4550-MD-CB PRIMARY | Misty Mountain Threadworks, Inc. Dba Misty Mountain Threadworks Inc (USA) |
NSN 4240-01-687-1485 is a Harness,mountain Climbing-Rescue, manufactured by Misty Mountain Threadworks, Inc. Dba Misty Mountain Threadworks Inc, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-687-1485 has 2 cross-referenced part numbers: 139420 (Southern Cross Equipment Pty Ltd), 4550-MD-CB (Misty Mountain Threadworks, Inc. Dba Misty Mountain Threadworks Inc).
There are 3 known substitutes for 4240-01-687-1485: 4931-00-178-1063, 2815-00-376-8318, 5330-01-495-6071. Verify interchangeability with system specifications before substitution.
Key specifications for 4550-MD-CB: Part Name Assigned by Controlling Agency: ISH LEG LOOPS - MED - COYOTE BROWN; Thigh Strap Adjustability: ADJUSTABLE; Special Features: WHEN COMBINED WITH THE ISH BELT, THIS SYSTEM FORMS A 3,400 POUND RATED CLIMBING SIT HARNESS, ADJUSTS FOR SIZE, FEATURES INTEGRAL AUTO-BLOCK LOOPS ON EACH LEG AND INCLUDES AN AUTO-LOCK CARABINER. THE ISH ORIGINALS UTILIZE QUICK ADJUST BUCKLES, HAVE CLOSED CELL FOAM PADDING AND ARE 3 INCHES WIDE IN BACK FOR COMFORT; SIZE MEDIUM LBS; Lifeline: NOT INCLUDED. 6 total characteristics are documented in the Federal Logistics Information System.