The Bracket,double Angle, cataloged under National Stock Number 5340-01-228-0653, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-228-0653 |
| Primary Part Number | G274020-1 |
| Item Name | Bracket,double Angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Second Leg Distance From Edge to Hole Center Along Length | 0.650 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Length | 0.190 INCHES NOMINAL IN |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Center Section Thickness | 0.032 INCHES NOMINAL IN |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Angle | 90.0 DEGREES NOMINAL |
| Surface Treatment Document and Classification | MIL-C-5541 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE |
| Second Leg Width | 1.316 INCHES NOMINAL IN |
| Second Leg Length | 0.532 INCHES NOMINAL IN |
| Second Leg Slot Width | 0.125 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | 2 SLOTS |
| Second Leg Distance From Edge to Hole Center Along Width | 0.250 INCHES NOMINAL IN |
| Center Section Width | 0.060 INCHES NOMINAL IN |
| Style Designator | DOUBLE ANGLE |
| First Leg Style | SQUARE |
| Material Document and Classification | QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Second Leg Slot Length | 0.310 INCHES NOMINAL IN |
| Second Leg Thickness | 0.032 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Width | 0.250 INCHES NOMINAL IN |
| First Leg Thickness | 0.032 INCHES NOMINAL IN |
| First Leg Slot Width | 0.145 INCHES NOMINAL IN |
| First Leg Length | 0.532 INCHES NOMINAL IN |
| First Leg Width | 1.090 INCHES NOMINAL IN |
| First Leg Slot Length | 0.250 INCHES NOMINAL IN |
| Second Leg Style | SQUARE |
| Second Leg Distance Between Hole Centers Along Length | 0.660 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 5052 |
| Second Leg Hole Arrangement Style | 2 SLOTS |
| First Leg Distance Between Hole Centers Along Length | 0.500 INCHES NOMINAL 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 |
|---|---|
| G274020-1 | Raytheon Company (USA) |
| G274020-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| G274020-1 | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| G274020-1 | 5/9 Secondary reference Chen Engineering and Services Inc Hoback Precision Metals Div |
| G274020-1 | 5/9 Secondary reference R T a Industries Inc |
NSN 5340-01-228-0653 is a Bracket,double Angle, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-228-0653 has 3 manufacturer part numbers on file: G274020-1 (Raytheon Company), G274020-1 (Raytheon Company Dba Raytheon Co), G274020-1 (Raytheon Company Div Corp).
Key specifications for G274020-1: Second Leg Distance From Edge to Hole Center Along Length: 0.650 INCHES NOMINAL IN; First Leg Distance From Edge to Hole Center Along Length: 0.190 INCHES NOMINAL IN; First Leg Angle: 90.0 DEGREES NOMINAL; Center Section Thickness: 0.032 INCHES NOMINAL IN. 30 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.