The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-494-2003, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-494-2003 |
| Primary Part Number | 4537B86H10 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd |
| Status | ACTIVE |
| Fastener Length | 3.000 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| 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 |
|---|---|
| 4D98355ITEM9 | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
| 4D98509G01 | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
| 4537B86H10 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
NSN 5305-01-494-2003 is a Screw,cap,hexagon Head, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-494-2003 has 3 manufacturer part numbers on file: 4D98355ITEM9 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd), 4D98509G01 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd), 4537B86H10 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd).
Key specifications for 4537B86H10: Fastener Length: 3.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.312 INCHES IN; Head Style: HEXAGON; Thread Direction: RIGHT-HAND. 7 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.