The Bracket,angle, cataloged under National Stock Number 5340-01-447-8958, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 22 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-447-8958 |
| Primary Part Number | ST9M581-104 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| First Leg Distance From Edge to Hole Center Along Length | 0.250 INCHES NOMINAL IN |
| First Leg Hole Diameter | 0.129 INCHES MINIMUM AND 0.134 INCHES MAXIMUM IN |
| First Leg Distance Between Hole Centers Along Width | 0.500 INCHES NOMINAL IN |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-P-23377 MIL SPEC 2ND TREATMENT RESPONSE |
| First Leg Corner Radius | 0.250 INCHES NOMINAL IN |
| Second Leg Width | 1.000 INCHES NOMINAL IN |
| Second Leg Length | 0.910 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | TWO HOLES |
| Style Designator | ANGLE |
| First Leg Style | CORNER RADIUS |
| Material Document and Classification | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE |
| Second Leg Thickness | 0.050 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Width | 0.250 INCHES NOMINAL IN |
| First Leg Thickness | 0.050 INCHES NOMINAL IN |
| First Leg Length | 0.750 INCHES NOMINAL IN |
| Second Leg Style | END RADIUS |
| Second Leg End Radius | 0.310 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE AND PRIMER |
| Material | ALUMINUM ALLOY 2024 |
| Second Leg Hole Arrangement Style | ONE HOLE |
| Mounting Hole Type | PLAIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| ST9M581-104 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5340-01-447-8958 is a Bracket,angle, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-447-8958 has 1 manufacturer part number on file: ST9M581-104 (The Boeing Company Div Defense).
Key specifications for ST9M581-104: First Leg Distance From Edge to Hole Center Along Length: 0.250 INCHES NOMINAL IN; First Leg Hole Diameter: 0.129 INCHES MINIMUM AND 0.134 INCHES MAXIMUM IN; First Leg Distance Between Hole Centers Along Width: 0.500 INCHES NOMINAL IN; Second Leg Relationship to First Leg: NOT IDENTICAL. 22 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.