The Cap,filler Opening, cataloged under National Stock Number 5340-01-481-4620, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corporation Dba Eaton Inoac. Government technical data includes 4 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-481-4620 |
| Primary Part Number | 61531 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Eaton Corporation Dba Eaton Inoac |
| Status | ACTIVE |
| Retaining Device Type | CHAIN |
| Style Designator | PRESSURE FUEL SERVICING |
| System for Which Designed | PRESSURIZED |
| Material | STEEL OVERALL |
| 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 |
NSN 5340-01-481-4620 is a Cap,filler Opening, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-481-4620 has 2 manufacturer part numbers on file: 61531 (Eaton Aerospace Llc Div Aerospace), 61531 (Eaton Corporation Dba Eaton Inoac).
Key specifications for 61531: Retaining Device Type: CHAIN; Style Designator: PRESSURE FUEL SERVICING; System for Which Designed: PRESSURIZED; Special Features: METAL SEALING. 4 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.