The Stop Plunger, cataloged under National Stock Number 2520-00-892-8523, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Kalmar AC Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Stop Plunger |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | Linde Material Handling North America Corporation (CAGE 556A6); Komatsu America Corp. (CAGE 0SAT8); Kalmar AC Inc (CAGE 0AHU0) |
| Parameter | Value |
|---|---|
| NSN | 2520-00-892-8523 |
| Primary Part Number | 4987633 |
| Item Name | Stop Plunger |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 41MAE1 | Linde Material Handling North America Corporation (USA) |
| 145534H1 | Komatsu America Corp. (USA) |
| 4987633 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 145534H1 | 5/9 Secondary reference Komatsu American Intl Co |
| 41MAE1 | 5/9 Secondary reference Linde Lift Truck Corp. |
| T11-232A | 5/9 Secondary reference Liberty Ventures Inti, Llc |
| T11232A | 5/9 Secondary reference Liberty Ventures Inti, Llc |
| 145534H1 | 5/9 Secondary reference U.S. Government activity |
NSN 2520-00-892-8523 is a Stop Plunger, manufactured by Kalmar AC Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-892-8523 has 3 manufacturer part numbers on file: 41MAE1 (Linde Material Handling North America Corporation), 145534H1 (Komatsu America Corp.), 4987633 (Kalmar AC Inc).
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.