The Cap,filler Opening, cataloged under National Stock Number 5340-01-357-3063, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Bourns Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cap,filler Opening |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Bourns Inc (CAGE 32997) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-357-3063 |
| Primary Part Number | 44831 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Bourns Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 44831 PRIMARY | Bourns Inc (USA) |
| Reference | Meaning |
|---|---|
| 44831 | 3/9 Design control — primary reference Cat Pumps Corp |
NSN 5340-01-357-3063 is a Cap,filler Opening, manufactured by Bourns Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-357-3063 has 1 manufacturer part number on file: 44831 (Bourns Inc).
2 possible matches (shared part number, not a government interchangeability claim): 6030-01-568-3828, 7520-01-588-9101. Verify interchangeability with system specifications before substitution.
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.