The Ax,emergency Escape and Rescue, cataloged under National Stock Number 4240-01-598-4253, 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 Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-598-4253 |
| Primary Part Number | 172BKF |
| Item Name | Ax,emergency Escape and Rescue |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc |
| Status | ACTIVE |
| Model Number | 172BKF |
| General Characteristics Item Description | DESIGNED FOR DYNAMIC ENTRY, EMERGENCY EGRESS, AND ON-SITE IMPROVISATION;MADE IN USA |
| Unit Package Type | BOX |
| Unit Package Quantity | 1 |
| Accessory Components and Quantity | 1EA BLACK INJECTED MOLDED MULTI-CARRY MOLLE COMPATIBLE SHEATH |
| Color | BLACK |
| Material | STEEL |
| Unpackaged Unit Weight | 2.425 POUNDS LBS |
| 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 |
|---|---|
| 172BKF PRIMARY | Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 172BK | 5/9 Secondary reference Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc |
NSN 4240-01-598-4253 is a Ax,emergency Escape and Rescue, manufactured by Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-598-4253 has 1 manufacturer part number on file: 172BKF (Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc).
Key specifications for 172BKF: Model Number: 172BKF; General Characteristics Item Description: DESIGNED FOR DYNAMIC ENTRY, EMERGENCY EGRESS, AND ON-SITE IMPROVISATION;MADE IN USA; Unit Package Type: BOX; Overall Length: 16.250 INCHES NOMINAL IN. 8 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.