The Parts Kit,arrestor Reconditionin, cataloged under National Stock Number 3950-00-394-2859, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Efdyn Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3950-00-394-2859 |
| Primary Part Number | 971-0023-4 |
| Item Name | Parts Kit,arrestor Reconditionin |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Efdyn Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF FLANGE 1;SEAL ASSEMBLY 1; O-RING 12; SCREW 1; RING,PISTON 1; SCREW,ALLEN 3 |
| 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 |
|---|---|
| 7-1033-4-00 | Efdyn Inc (USA) |
| 971-0023-4 PRIMARY | Efdyn Inc (USA) |
| Reference | Meaning |
|---|---|
| 7-1033-3-01 | 5/9 Secondary reference Efdyn Inc |
| 7-1033-1-01 | 5/9 Secondary reference Efdyn Inc |
NSN 3950-00-394-2859 is a Parts Kit,arrestor Reconditionin, manufactured by Efdyn Inc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-00-394-2859 has 2 manufacturer part numbers on file: 7-1033-4-00 (Efdyn Inc), 971-0023-4 (Efdyn Inc).
Key specifications for 971-0023-4: General Characteristics Item Description: CONSISTS OF FLANGE 1;SEAL ASSEMBLY 1; O-RING 12; SCREW 1; RING,PISTON 1; SCREW,ALLEN 3; End Item Identification: EFDYN CORP ARRESTOR,MODEL ASB1-2PS99. 1 specification is 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.