The Contact Positioner,terminal Crim, cataloged under National Stock Number 5120-00-124-3384, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Oceta. Government technical data includes 2 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5120-00-124-3384 |
| Primary Part Number | D12S-1M |
| Item Name | Contact Positioner,terminal Crim |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Oceta |
| Status | ACTIVE |
| Contact Size for Which Designed | NO. 12 SOCKET; M39029/21-02 AND M39029/21-03 |
| Tool Type for Which Designed | HAND |
| 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 |
|---|---|
| D12S-1M | Oceta (FRA) |
| Reference | Meaning |
|---|---|
| M22520/21-03 | 2/2 Government specification standardization U.S. Government activity |
| MIL-C-22520 | 4/1 Identification reference U.S. Government activity |
| MIL-C-22520/21 | 5/1 Secondary reference U.S. Government activity |
| D12S-1M | 5/1 Secondary reference Daniels Manufacturing Corporation |
NSN 5120-00-124-3384 is a Contact Positioner,terminal Crim, manufactured by Oceta, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-124-3384 has 1 manufacturer part number on file: D12S-1M (Oceta).
1 possible match (shared part number, not a government interchangeability claim): 5120-00-124-3422. Verify interchangeability with system specifications before substitution.
Key specifications for D12S-1M: Contact Size for Which Designed: NO. 12 SOCKET; M39029/21-02 AND M39029/21-03; Tool Type for Which Designed: HAND. 2 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.