The Cap,filler Opening, cataloged under National Stock Number 5340-01-417-9385, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Wisco Products Inc Wisco Sarasota Div. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-417-9385 |
| Primary Part Number | 4965-3 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Wisco Products Inc Wisco Sarasota Div |
| Status | ACTIVE |
| Accommodation Type | KNURLED END GRIPPING |
| Retaining Device Type | CHAIN |
| System for Which Designed | PRESSURIZED |
| Pressure Relief Method | MANUAL |
| Material | ALUMINUM AND STEEL HANDLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 4965-3 PRIMARY | Wisco Products Inc Wisco Sarasota Div (USA) |
| US4-275-012 ITEM O2 CAP | Palfinger Marine Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| 3C5N1K3AA | 5/9 Secondary reference Wisco Products Inc |
| 3CSSN1K3AA | 5/9 Secondary reference Wisco Products Inc |
| 4965-3 | C/1 Advisory reference — outside the item-of-supply concept Wisco Products Inc |
NSN 5340-01-417-9385 is a Cap,filler Opening, manufactured by Wisco Products Inc Wisco Sarasota Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-417-9385 has 2 manufacturer part numbers on file: 4965-3 (Wisco Products Inc Wisco Sarasota Div), US4-275-012 ITEM O2 CAP (Palfinger Marine Usa, Llc).
Key specifications for 4965-3: Accommodation Type: KNURLED END GRIPPING; Retaining Device Type: CHAIN; System for Which Designed: PRESSURIZED; Pressure Relief Method: MANUAL. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.