The Cap,filler Opening, cataloged under National Stock Number 5340-01-249-3786, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 7 specifications, 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-249-3786 |
| Primary Part Number | 4906K23 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Overall Diameter | 3.25 INCHES NOMINAL IN |
| Retaining Device Type | HINGE |
| Style Designator | HINGE TYPE THREADED INTERNAL |
| Locking Device Type | PADLOCK EYES |
| System for Which Designed | NONPRESSURIZED |
| Material | IRON OVERALL |
| Thread Series Designator | NPT |
| 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 |
|---|---|
| 4906K23 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5340-01-249-3786 is a Cap,filler Opening, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-249-3786 has 1 manufacturer part number on file: 4906K23 (Mcmaster-Carr Supply Co).
Key specifications for 4906K23: Overall Height: 1.625 INCHES NOMINAL IN; Overall Diameter: 3.25 INCHES NOMINAL IN; Retaining Device Type: HINGE; Style Designator: HINGE TYPE THREADED INTERNAL. 7 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.