The Bracket,angle, cataloged under National Stock Number 5340-01-434-8604, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-434-8604 |
| Primary Part Number | ST9M581-1 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| First Leg Hole Diameter | 0.1290 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN |
| First Leg Angle | 0.1600 RADIANS NOMINAL |
| First Leg Distance Between Hole Centers Along Width | 0.5000 INCHES NOMINAL IN |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE |
| Second Leg Length | 0.9100 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 | 0.0500 INCHES NOMINAL IN |
| First Leg Thickness | 0.0500 INCHES NOMINAL IN |
| First Leg Length | 0.7500 INCHES NOMINAL IN |
| First Leg Width | 1.0000 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 2024 |
| Second Leg Hole Arrangement Style | TWO HOLES |
| 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 |
|---|---|
| ST9M581-1 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10113341 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5340-01-434-8604 is a Bracket,angle, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-434-8604 has 1 manufacturer part number on file: ST9M581-1 (The Boeing Company Div Defense).
Key specifications for ST9M581-1: First Leg Hole Diameter: 0.1290 INCHES MINIMUM AND 0.1340 INCHES MAXIMUM IN; First Leg Angle: 0.1600 RADIANS NOMINAL; First Leg Distance Between Hole Centers Along Width: 0.5000 INCHES NOMINAL IN; Second Leg Relationship to First Leg: NOT IDENTICAL. 17 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.