The Battery,storage, cataloged under National Stock Number 6140-01-371-0519, is classified within Federal Supply Class 6140 (Batteries, Rechargeable) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Enersys Delaware Inc. Dba Enersys. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6140-01-371-0519 |
| Primary Part Number | NPX-25TFR |
| Item Name | Battery,storage |
| FSC / FSG | 6140 / 61 — Batteries, Rechargeable |
| Manufacturer | Enersys Delaware Inc. Dba Enersys |
| Status | ACTIVE |
| Voltage in Volts | 12.0 |
| Battery Electrolyte | LEAD ACID |
| Case Design Type | SEALED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| NPX-25TFR | Enersys Delaware Inc. Dba Enersys (USA) |
| NPX-25FR | Battery Outlet, Inc. Dba Battery Outlet Inc (USA) |
| NPX-25 | Battery Outlet, Inc. Dba Battery Outlet Inc (USA) |
| Reference | Meaning |
|---|---|
| 136-700-2002 | C/1 Advisory reference — outside the item-of-supply concept Aydin Displays, Inc. |
| NPX-25T | 5/9 Secondary reference Enersys Inc. |
| NPX-25 | 5/9 Secondary reference Enersys Delaware Inc. Dba Enersys |
| NPX-25 | 3/9 Design control — primary reference Enersys Inc. |
| 348173131407 | 6/9 Informative reference only Ncb Hungary (honvedsegi Egyseges Termekkod) |
| NPH5-12 | 5/9 Secondary reference Enersys Inc. |
NSN 6140-01-371-0519 is a Battery,storage, manufactured by Enersys Delaware Inc. Dba Enersys, classified under FSC 6140, Batteries, Rechargeable. Status: active.
NSN 6140-01-371-0519 has 3 manufacturer part numbers on file: NPX-25TFR (Enersys Delaware Inc. Dba Enersys), NPX-25FR (Battery Outlet, Inc. Dba Battery Outlet Inc), NPX-25 (Battery Outlet, Inc. Dba Battery Outlet Inc).
1 possible match (shared part number, not a government interchangeability claim): 6140-01-718-3951. Verify interchangeability with system specifications before substitution.
Key specifications for NPX-25TFR: Overall Height: 4.170 INCHES NOMINAL IN; Voltage in Volts: 12.0; Overall Length: 3.540 INCHES NOMINAL IN; Overall Width: 2.750 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.