The Bracket,angle, cataloged under National Stock Number 5340-01-391-5494, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-391-5494 |
| Primary Part Number | HS4591-1D6-7 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Second Leg Distance From Edge to Hole Center Along Length | 0.3125 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Length | 0.3125 INCHES NOMINAL IN |
| First Leg Hole Diameter | 0.1900 INCHES NOMINAL IN |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Hole Diameter | 0.1300 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN |
| Second Leg Width | 0.6250 INCHES NOMINAL IN |
| Second Leg Length | 1.1875 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | ONE HOLE |
| Second Leg Distance From Edge to Hole Center Along Width | 0.3125 INCHES NOMINAL IN |
| Style Designator | ANGLE |
| First Leg Style | END RADIUS |
| Material Document and Classification | QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.1900 INCHES NOMINAL IN |
| Features Provided | NUT |
| Second Leg Thickness | 0.0400 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Width | 0.3125 INCHES NOMINAL IN |
| First Leg Thickness | 0.0400 INCHES NOMINAL IN |
| First Leg Length | 0.6875 INCHES NOMINAL IN |
| First Leg Width | 0.6250 INCHES NOMINAL IN |
| Second Leg Style | END RADIUS |
| Second Leg Distance Between Hole Centers Along Length | 0.5000 INCHES NOMINAL IN |
| Second Leg End Radius | 0.3750 INCHES NOMINAL IN |
| First Leg End Radius | 0.3750 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 |
| Second Leg Hole Arrangement Style | TWO HOLES |
| 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 |
|---|---|
| S165D1-6NC6-7 | Umpco, Inc. Dba Umpco Inc (USA) |
| HS4591-1D6-7 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| TA101CHTD1-6-7 | 5/2 Secondary reference U.S. Government activity |
| HS4591-1D6-7 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5340-01-391-5494 is a Bracket,angle, manufactured by The Boeing Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-391-5494 has 2 manufacturer part numbers on file: S165D1-6NC6-7 (Umpco, Inc. Dba Umpco Inc), HS4591-1D6-7 (The Boeing Company).
Key specifications for HS4591-1D6-7: Second Leg Distance From Edge to Hole Center Along Length: 0.3125 INCHES NOMINAL IN; First Leg Distance From Edge to Hole Center Along Length: 0.3125 INCHES NOMINAL IN; First Leg Hole Diameter: 0.1900 INCHES NOMINAL 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.