The Screw,machine, cataloged under National Stock Number 5305-01-431-3543, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Micro Plastics Inc. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-431-3543 |
| Primary Part Number | 012520R100 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Micro Plastics Inc |
| Status | ACTIVE |
| Head Height | 0.160 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 0.840 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | ROUND |
| Thread Direction | RIGHT-HAND |
| Screw Material | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS FIBER |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.475 INCHES NOMINAL IN |
| 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 |
|---|---|
| 012520R100 PRIMARY | Micro Plastics Inc (USA) |
| 012520R100 | Continental Electronics Corp (USA) |
NSN 5305-01-431-3543 is a Screw,machine, manufactured by Micro Plastics Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-431-3543 has 2 manufacturer part numbers on file: 012520R100 (Micro Plastics Inc), 012520R100 (Continental Electronics Corp).
Key specifications for 012520R100: Head Height: 0.160 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 0.840 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN. 12 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.