The Screw,tapping, cataloged under National Stock Number 5305-01-535-9386, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Clarke Hess Communication Research Corp. Government technical data includes 10 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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-535-9386 |
| Primary Part Number | 412-015 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Clarke Hess Communication Research Corp |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.112 INCHES IN |
| Head Height | 0.049 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Fastener Length | 0.250 INCHES NOMINAL IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Nonmachine Thread Style | SELF DRILLING |
| Material Document and Classification | AISI 1022 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | HEXAGON |
| Width Between Flats | 0.181 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 412-015 PRIMARY | Clarke Hess Communication Research Corp (USA) |
NSN 5305-01-535-9386 is a Screw,tapping, manufactured by Clarke Hess Communication Research Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-535-9386 has 1 manufacturer part number on file: 412-015 (Clarke Hess Communication Research Corp).
Key specifications for 412-015: Nonmachine Nominal Thread Diameter: 0.112 INCHES IN; Head Height: 0.049 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Fastener Length: 0.250 INCHES NOMINAL IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL. 10 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.