The Tester,spring, cataloged under National Stock Number 4940-01-138-8259, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Rinck-Mc Ilwaine Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4940-01-138-8259 |
| Primary Part Number | J-22738-02 |
| Item Name | Tester,spring |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rinck-Mc Ilwaine Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| J-22738-02 PRIMARY | Rinck-Mc Ilwaine Inc (USA) |
| J22738B PRIMARY | Bosch Automotive Service Solutions Inc. (USA) |
| J-22738-02 | Bosch Automotive Service Solutions Inc. (USA) |
| Reference | Meaning |
|---|---|
| 304-J22738-02 | C/1 Advisory reference — outside the item-of-supply concept Wheeler Fleet Solutions, Co. |
| 4940PL2059867 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4940-01-138-8259 is a Tester,spring, manufactured by Rinck-Mc Ilwaine Inc, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-01-138-8259 has 3 manufacturer part numbers on file: J-22738-02 (Rinck-Mc Ilwaine Inc), J22738B (Bosch Automotive Service Solutions Inc.), J-22738-02 (Bosch Automotive Service Solutions Inc.).
Key specifications for J-22738-02: End Item Identification: MRAP - COMMON NSN - USED ON BUFFALO AND 12 OTHER WEAPON SYSTEMS. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.