The Disk,solid,plain, cataloged under National Stock Number 5340-00-914-2867, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-914-2867 |
| Primary Part Number | 542556 |
| Item Name | Disk,solid,plain |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Material Document and Classification | AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter | 0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL |
| Thickness | 0.096 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 542556 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 542556 | D/9 Drawing number reference only Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 5340-00-914-2867 is a Disk,solid,plain, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-914-2867 has 1 manufacturer part number on file: 542556 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 542556: Material Document and Classification: AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE; Diameter: 0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE; Material: STEEL. 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.