The Screw,machine, cataloged under National Stock Number 5305-00-705-2946, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Wesco Aircraft Hardware Corp. Dba Incora. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-705-2946 |
| Primary Part Number | 3MA123-3-5 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Wesco Aircraft Hardware Corp. Dba Incora |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 1.953 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Screw Material Document and Classification | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE |
| Thread Length | 0.376 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 8740 OR STEEL COMP 8630 |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.327 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES |
| 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 |
|---|---|
| 3MA123-3-5 | Wesco Aircraft Hardware Corp. Dba Incora (USA) |
| Reference | Meaning |
|---|---|
| 5305007052946 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| MS24694S73 | 3/2 Design control — primary reference U.S. Government activity |
| MS24694S73 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-00-705-2946 is a Screw,machine, manufactured by Wesco Aircraft Hardware Corp. Dba Incora, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-705-2946 has 1 manufacturer part number on file: 3MA123-3-5 (Wesco Aircraft Hardware Corp. Dba Incora).
Key specifications for 3MA123-3-5: Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 1.953 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN; Screw Material Document and Classification: MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE; Thread Length: 0.376 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN. 17 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.