The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-263-8711, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Helitech Sikorsky Aircraft Australia Ltd Div Sikorsky Australia. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-263-8711 |
| Primary Part Number | NAS1190E3P54H |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sikorsky Helitech Sikorsky Aircraft Australia Ltd Div Sikorsky Australia |
| Status | ACTIVE |
| Head Height | 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Fastener Length | 3.281 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN |
| Thread Length | 1.750 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1190 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | STRIP THREADS |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM 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 |
|---|---|
| NAS1190E3P54H | Sikorsky Helitech Sikorsky Aircraft Australia Ltd Div Sikorsky Australia (AUS) |
| Reference | Meaning |
|---|---|
| NAS1190E3P54H | 5/9 Secondary reference Helitech Div of Sikorsky Aircraft Ltd. Div Helitech |
| NAS1190E3P54H | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-263-8711 is a Screw,cap,socket Head, manufactured by Sikorsky Helitech Sikorsky Aircraft Australia Ltd Div Sikorsky Australia, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-263-8711 has 1 manufacturer part number on file: NAS1190E3P54H (Sikorsky Helitech Sikorsky Aircraft Australia Ltd Div Sikorsky Australia).
Key specifications for NAS1190E3P54H: Head Height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Fastener Length: 3.281 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN; Thread Length: 1.750 INCHES MINIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN. 14 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.