NSN 8465-01-521-4138 · NIIN 015214138 · Part number 520500-5
Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd. · FSC 8465 — Individual Equipment · FSG 84 — Clothing, Individual Equipment, and Insignia · CAGE 0SZC3
Government record, cited
NSN 8465-01-521-4138 — this item is cataloged by the U.S. Government under National Stock Number 8465-01-521-4138. Manufacturer of record part number: 520500-5.
Also searched as8465-01-521-4138 ·
8465015214138 ·
NIIN 015214138 ·
01-521-4138 ·
FSC 8465 Individual Equipment · CAGE 0SZC3 · 520500-5
Manufacturer of record: Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd.
Identification
NSN: 8465-01-521-4138
NIIN: 015214138
FSC: 8465 — Individual Equipment
FSG: 84 — Clothing, Individual Equipment, and Insignia
Primary part number: 520500-5
Manufacturer: Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd.
General Description
The Piton,mountain, cataloged under National Stock Number 8465-01-521-4138, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
8465-01-521-4138
Primary Part Number
520500-5
Item Name
Piton,mountain
FSC / FSG
8465 / 84 — Individual Equipment
Manufacturer
Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd.
Status
ACTIVE
Length
3.250 INCHES NOMINAL IN
Overall Thickness
0.188 INCHES NOMINAL IN
Specific Use
HORIZONTAL ROCK
Material
STEEL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd. (USA)
No interchangeability data on file.
Other items in FSC 8465 — Individual Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
8465-00-001-6472
8465-00-001-6472 · Item name not on file
8465-00-001-6473
8465-00-001-6473 · Item name not on file
8465-00-001-6475
8465-00-001-6475 · Item name not on file
8465-00-001-6476
SHELF,CARGO SUPPORT
8465-00-001-6477
STRAP,WEBBING
8465-00-001-6478
COVER,FIELD PACK,CAMOUFLAGE
8465-00-001-6479
8465-00-001-6479 · Item name not on file
8465-00-001-6481
FIELD PACK
Frequently Asked Questions
What is NSN 8465-01-521-4138?
NSN 8465-01-521-4138 is a Piton,mountain, manufactured by Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd., classified under FSC 8465, Individual Equipment. Status: active.
What part numbers are listed for NSN 8465-01-521-4138?
NSN 8465-01-521-4138 has 1 manufacturer part number on file: 520500-5 (Black Diamond Equipment, Ltd. Inc. Dba Black Diamond Equipment, Ltd.).
What are the specifications of 520500-5?
Key specifications for 520500-5: Length: 3.250 INCHES NOMINAL IN; Overall Thickness: 0.188 INCHES NOMINAL IN; Specific Use: HORIZONTAL ROCK; Part Name Assigned by Controlling Agency: LOST ARROW NO. 5. 4 specifications are documented in the U.S. Government catalog.
Is NSN 8465-01-521-4138 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.