The Hydration System, cataloged under National Stock Number 8465-01-565-4000, is classified within Federal Supply Class 8465 (Individual Equipment) of the Clothing, Individual Equipment, and Insignia group. The manufacturer of record is Camelbak Products, Llc Dba Camelbak. Government technical data includes 1 specification, 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 | 8465-01-565-4000 |
| Primary Part Number | 40165 |
| Item Name | Hydration System |
| FSC / FSG | 8465 / 84 — Individual Equipment |
| Manufacturer | Camelbak Products, Llc Dba Camelbak |
| Status | ACTIVE |
| Capacity Rating | 100.0 OUNCES OZ |
| 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 |
|---|---|
| 40165 PRIMARY | Camelbak Products, Llc Dba Camelbak (USA) |
NSN 8465-01-565-4000 is a Hydration System, manufactured by Camelbak Products, Llc Dba Camelbak, classified under FSC 8465, Individual Equipment. Status: active.
NSN 8465-01-565-4000 has 1 manufacturer part number on file: 40165 (Camelbak Products, Llc Dba Camelbak).
1 possible match (shared part number, not a government interchangeability claim): 2540-01-565-6869. Verify interchangeability with system specifications before substitution.
Key specifications for 40165: Capacity Rating: 100.0 OUNCES OZ; Special Features: COLOR MULTICAM, TYPE S GMA; OMEGA RESERVOIR; Part Name Assigned by Controlling Agency: THERMOBAK CHEMICAL BIO RESERVOIR (CBR). 1 specification is 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.