The Setscrew, cataloged under National Stock Number 5305-01-384-9548, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Illinois Tool Works Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-384-9548 |
| Primary Part Number | 52C-00-102-X-1 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Illinois Tool Works Inc |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Fastener Length | 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.000 INCHES MAXIMUM IN |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Locking Feature | PELLET THREADS |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 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 |
|---|---|
| 52C-00-102-X-1 PRIMARY | Illinois Tool Works Inc (USA) |
| Reference | Meaning |
|---|---|
| 52C-00-102-X-1 | 3/9 Design control — primary reference Illinois Tool Wks Inc Linac Div |
| 52C-00-102-1 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 5305-01-384-9548 is a Setscrew, manufactured by Illinois Tool Works Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-384-9548 has 1 manufacturer part number on file: 52C-00-102-X-1 (Illinois Tool Works Inc).
Key specifications for 52C-00-102-X-1: Width Across Flats: 0.250 INCHES NOMINAL IN; Fastener Length: 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.000 INCHES MAXIMUM IN. 17 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.