The Piton,mountain, cataloged under National Stock Number 8465-01-521-4141, is classified within Federal Supply Class 8465 (Individual Equipment) of the Clothing, Individual Equipment, and Insignia group. The manufacturer of record is Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd.. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8465-01-521-4141 |
| Primary Part Number | 520500-7 |
| Item Name | Piton,mountain |
| FSC / FSG | 8465 / 84 — Individual Equipment |
| Manufacturer | Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd. |
| Status | ACTIVE |
| Length | 3.500 INCHES NOMINAL IN |
| Overall Thickness | 0.312 INCHES NOMINAL IN |
| Specific Use | HORIZONTAL ROCK |
| Material | STEEL |
| 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 |
|---|---|
| 520500-7 PRIMARY | Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd. (USA) |
NSN 8465-01-521-4141 is a Piton,mountain, manufactured by Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd., classified under FSC 8465, Individual Equipment. Status: active.
NSN 8465-01-521-4141 has 1 manufacturer part number on file: 520500-7 (Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd.).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-706-6129. Verify interchangeability with system specifications before substitution.
Key specifications for 520500-7: Length: 3.500 INCHES NOMINAL IN; Overall Thickness: 0.312 INCHES NOMINAL IN; Specific Use: HORIZONTAL ROCK; Part Name Assigned by Controlling Agency: LOST ARROW NO. 7. 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.