The Filler-Drain,unit Assembly, cataloged under National Stock Number 3950-01-413-3395, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-413-3395 |
| Primary Part Number | 518-6775837 PART 16 |
| Item Name | Filler-Drain,unit Assembly |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| General Characteristics Item Description | ITEM INCLUDES 1 CONSTANT VOLUME PUMP;1 A-C-MOTOR 1 HP 1200 RPM NAVY TYPE;1 MANIFOLD;1FILTER;1DIRECTIONAL CONTROL VALVE;1 RELIEF VALVE;1 SHUT OFF VALVE A |
| 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 |
|---|---|
| 518-6775837 PART 16 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| F631R001 | 3/2 Design control — primary reference U.S. Government activity |
| 6775837 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3950-01-413-3395 is a Filler-Drain,unit Assembly, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-413-3395 has 1 manufacturer part number on file: 518-6775837 PART 16 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 518-6775837 PART 16: General Characteristics Item Description: ITEM INCLUDES 1 CONSTANT VOLUME PUMP;1 A-C-MOTOR 1 HP 1200 RPM NAVY TYPE;1 MANIFOLD;1FILTER;1DIRECTIONAL CONTROL VALVE;1 RELIEF VALVE;1 SHUT OFF VALVE A; End Item Identification: SHIPBOARD ANCHOR WINDLASS. 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.