The Lock Cup,welder, cataloged under National Stock Number 3431-01-239-3713, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3431-01-239-3713 |
| Item Name | Lock Cup,welder |
| FSC / FSG | 3431 / 34 — Electric Arc Welding Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL IS CORROSIVE RESISTANT STEEL,0.56" LONG,1.375" DIAMETER ON ONEEND,0.439" DIAMETER ON THE OTHER END |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 954F888-9 | 5/1 Secondary reference U.S. Government activity |
| 955F076-4 | 3/1 Design control — primary reference U.S. Government activity |
NSN 3431-01-239-3713 is a Lock Cup,welder, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
Key specifications for 3431-01-239-3713: General Characteristics Item Description: MATERIAL IS CORROSIVE RESISTANT STEEL,0.56" LONG,1.375" DIAMETER ON ONEEND,0.439" DIAMETER ON THE OTHER END; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 3 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.
NSN 3431-01-239-3713 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.