The Setscrew, cataloged under National Stock Number 5305-01-283-1746, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-283-1746 |
| Primary Part Number | N12390 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Width Across Flats | 0.094 INCHES NOMINAL IN |
| Fastener Length | 0.188 INCHES NOMINAL IN |
| Material Document and Classification | AISI TY 300 SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Internal Drive Style | HEXAGON |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| N12390 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| N1239032 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 14801N PIECE 33 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 12390 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 5305-01-283-1746 is a Setscrew, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-283-1746 has 1 manufacturer part number on file: N12390 (Leslie Controls, Inc. Dba Leslie Controls Inc).
4 possible matches (shared part number, not a government interchangeability claim): 5331-01-430-9722, 4420-01-498-6287, 5305-01-504-3352. Verify interchangeability with system specifications before substitution.
Key specifications for N12390: Width Across Flats: 0.094 INCHES NOMINAL IN; Fastener Length: 0.188 INCHES NOMINAL IN; Material Document and Classification: AISI TY 300 SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.190 INCHES IN. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.