The Screw Assembly,panel, cataloged under National Stock Number 5305-01-272-9979, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 24 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-272-9979 |
| Primary Part Number | CA30056-2-3-8-2 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Head Height | 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 1.035 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFF |
| Material Accommodated Thickness | 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Thread Length | 0.210 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| Material Document and Classification | ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A313 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.250 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE FASTENER |
| Surface Treatment | PASSIVATE STAND-OFF |
| Surface Treatment | PASSIVATE SPRING |
| Minimum Tensile Strength | 190000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 302 SPRING |
| Material | STEEL CORROSION RESISTING STAND-OFF |
| Material | STEEL COMP 630 FASTENER |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| FT1103-08-3-3 | Fastener Technology Corp (USA) |
| FKHRW7900-8-C-3 | Huck International, Inc. Div Huck Products Division (USA) |
| CA30056-2-3-8-2 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| FKHRW7900-8-C-3 | 5/9 Secondary reference U.S. Government activity |
| 11442433-2 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5305-01-272-9979 is a Screw Assembly,panel, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-272-9979 has 3 manufacturer part numbers on file: FT1103-08-3-3 (Fastener Technology Corp), FKHRW7900-8-C-3 (Huck International, Inc. Div Huck Products Division), CA30056-2-3-8-2 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA30056-2-3-8-2: Head Height: 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 1.035 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING. 24 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.