The Screw Assembly,panel, cataloged under National Stock Number 5305-00-103-9857, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-103-9857 |
| Primary Part Number | GS553A3A19 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 1.188 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.062 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE FASTENER |
| Surface Treatment | PASSIVATE STAND-OFF |
| Surface Treatment | PASSIVATE SPRING |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING FASTENER |
| Material | STEEL CORROSION RESISTING STAND-OFF |
| Material | STEEL CORROSION RESISTING SPRING |
| Thread Series Designator | UNF |
| Head Diameter | 0.438 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 |
|---|---|
| GS553A3A19 | Northrop Grumman Systems Corporation (USA) |
| 11780295-31 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 10179142-7 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| PC91011-31 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Rc Displays Systems |
| 53-16-713-24 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-103-9857 is a Screw Assembly,panel, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-103-9857 has 2 manufacturer part numbers on file: GS553A3A19 (Northrop Grumman Systems Corporation), 11780295-31 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for GS553A3A19: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 1.188 INCHES NOMINAL IN; Material Accommodated Thickness: 0.062 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN; Thread Length: 0.375 INCHES NOMINAL IN. 18 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.