The Screw Assembly,panel, cataloged under National Stock Number 5305-01-024-7149, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-024-7149 |
| Primary Part Number | CA11020-3-3-9P |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Head Height | 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| Fastener Length | 0.547 INCHES MINIMUM AND 0.577 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 | 0.062 INCHES NOMINAL IN |
| Thread Length | 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A581 ASSN STD ALL MATERIAL RESPONSES OR AMS 5640 ASSN STD ALL MATERIAL RESPONSES OR ASTM A555 ASSN STD ALL MATERIAL RESPONSES STAND-OFF |
| Material Document and Classification | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OR ASTM A55 ASSN STD ALL MATERIAL RESPONSES OR ASTM A551 ASSN STD ALL MATERIAL RESPONSES OR AMS 5640 ASSN STD ALL MATERIAL RESPONSES FASTENER |
| Material Document and Classification | QQ-W-423 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| 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 | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 OVERALL |
| Material | STEEL COMP 302 SPRING |
| Material | STEEL COMP 303 OR STEEL COMP 203EZ OR STEEL COMP 303MA OR STEEL COMP 303PB OR STEEL COMP 303SE STAND-OFF |
| Thread Series Designator | UNF |
| Head Diameter | 0.295 INCHES MINIMUM AND 0.325 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 |
|---|---|
| CA11020-3-3-9P PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| GS553R3-3-9P | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| CA1174-3-9P | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
| GS553R3-9P | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5305-01-024-7149 is a Screw Assembly,panel, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-024-7149 has 1 manufacturer part number on file: CA11020-3-3-9P (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA11020-3-3-9P: Head Height: 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN; Fastener Length: 0.547 INCHES MINIMUM AND 0.577 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.