The Bracket,double Angle, cataloged under National Stock Number 5340-01-623-0569, 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 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-623-0569 |
| Primary Part Number | 3M463N20D |
| Item Name | Bracket,double Angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Center Section Thickness | 0.034 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| Second Leg Relationship to First Leg | IDENTICAL |
| Second Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Width | 0.250 INCHES MAXIMUM IN |
| Second Leg Length | 72.0 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | NO HOLE |
| Center Section Width | 0.452 INCHES MAXIMUM IN |
| Style Designator | ADJACENT ANGLES |
| First Leg Style | SQUARE |
| Material Document and Classification | QQ-A-250/13 OR QQ-A-250/12 FED SPEC SINGLE MATERIAL RESPONSE |
| Second Leg Thickness | 0.034 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| First Leg Thickness | 0.034 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| First Leg Length | 72.0 INCHES NOMINAL IN |
| First Leg Width | 0.250 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 7075 |
| Center Section Height | 0.034 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| 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 |
|---|---|
| CH49686-3-20 | Howmet Global Fastening Systems Inc (USA) |
| 3M463N20D PRIMARY | The Boeing Company Div Defense (USA) |
| BCH463N20 | Bristol Industries, Llc (USA) |
| Reference | Meaning |
|---|---|
| CN170-3-20 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-623-0569 is a Bracket,double Angle, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-623-0569 has 3 manufacturer part numbers on file: CH49686-3-20 (Howmet Global Fastening Systems Inc), 3M463N20D (The Boeing Company Div Defense), BCH463N20 (Bristol Industries, Llc).
Key specifications for 3M463N20D: First Leg Angle: 90.0 DEGREES NOMINAL; Center Section Thickness: 0.034 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN; Second Leg Relationship to First Leg: IDENTICAL; Second Leg Angle: 90.0 DEGREES NOMINAL. 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.