The Disk,solid,plain, cataloged under National Stock Number 5340-00-522-5741, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-522-5741 |
| Primary Part Number | S8441-4 |
| Item Name | Disk,solid,plain |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Material Document and Classification | SAE 51200 ASSN STD SINGLE MATERIAL RESPONSE |
| Diameter | 0.3142 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.248 INCHES MINIMUM AND 0.249 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 |
NSN 5340-00-522-5741 is a Disk,solid,plain, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-522-5741 has 2 manufacturer part numbers on file: S8441-4 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 8441-4 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
2 possible matches (shared part number, not a government interchangeability claim): 1650-01-224-0855, 4140-01-528-0295. Verify interchangeability with system specifications before substitution.
Key specifications for S8441-4: Material Document and Classification: SAE 51200 ASSN STD SINGLE MATERIAL RESPONSE; Diameter: 0.3142 INCHES NOMINAL IN; Material: STEEL; Thickness: 0.248 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN. 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.