The Bracket,angle, cataloged under National Stock Number 5340-01-445-5373, 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 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-445-5373 |
| Primary Part Number | ST9M5810102 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Second Leg Distance From Edge to Hole Center Along Length | 0.250 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Length | 1.150 INCHES NOMINAL IN |
| First Leg Hole Diameter | 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Hole Diameter | 0.129 INCHES MINIMUM AND 0.134 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-P-23377 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE |
| Second Leg Width | 1.000 INCHES NOMINAL IN |
| Second Leg Length | 0.075 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | ONE HOLE |
| Second Leg Distance From Edge to Hole Center Along Width | 0.250 INCHES NOMINAL IN |
| Style Designator | ANGLE |
| First Leg Style | END 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 | 0.600 INCHES NOMINAL IN |
| First Leg Thickness | 0.050 INCHES NOMINAL IN |
| First Leg Length | 0.091 INCHES NOMINAL IN |
| First Leg Width | 1.000 INCHES NOMINAL IN |
| Second Leg Style | CORNER RADIUS |
| Surface Treatment | PRIMER AND CHROMATE |
| Second Leg Corner Radius | 0.250 INCHES NOMINAL IN |
| First Leg End Radius | 0.310 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Second Leg Hole Arrangement Style | TWO HOLES |
| Second Leg Distance Between Hole Centers Along Width | 0.050 INCHES NOMINAL IN |
| 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 |
|---|---|
| ST9M5810102 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST9M581AC2 | 3/9 Design control — primary reference Fastener Specialty, Inc. |
NSN 5340-01-445-5373 is a Bracket,angle, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-445-5373 has 1 manufacturer part number on file: ST9M5810102 (The Boeing Company Div Defense).
Key specifications for ST9M5810102: Second Leg Distance From Edge to Hole Center Along Length: 0.250 INCHES NOMINAL IN; First Leg Distance From Edge to Hole Center Along Length: 1.150 INCHES NOMINAL IN; First Leg Hole Diameter: 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; First Leg Angle: 90.0 DEGREES NOMINAL. 27 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.