The Bracket,double Angle, cataloged under National Stock Number 5340-01-221-1852, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hiab Usa Inc. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-221-1852 |
| Primary Part Number | 344 8452 |
| Item Name | Bracket,double Angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hiab Usa Inc |
| Status | ACTIVE |
| First Leg Distance From Edge to Hole Center Along Length | 6.3 MILLIMETERS NOMINAL MM |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Center Section Thickness | 1.0 MILLIMETERS NOMINAL MM |
| First Leg Distance Between Hole Centers Along Width | 13.0 MILLIMETERS NOMINAL MM |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Width | 25.0 MILLIMETERS NOMINAL MM |
| Second Leg Length | 17.0 MILLIMETERS NOMINAL MM |
| First Leg Hole Arrangement Style | 2 SLOTS |
| Center Section Width | 25.0 MILLIMETERS NOMINAL MM |
| Style Designator | DOUBLE ANGLE |
| First Leg Style | SQUARE |
| Second Leg Thickness | 1.0 MILLIMETERS NOMINAL MM |
| First Leg Distance From Edge to Hole Center Along Width | 6.0 MILLIMETERS NOMINAL MM |
| First Leg Thickness | 1.0 MILLIMETERS NOMINAL MM |
| First Leg Slot Width | 2.7 MILLIMETERS NOMINAL MM |
| First Leg Length | 12.0 MILLIMETERS NOMINAL MM |
| First Leg Width | 25.0 MILLIMETERS NOMINAL MM |
| First Leg Slot Length | 6.0 MILLIMETERS NOMINAL MM |
| Second Leg Style | SQUARE |
| Surface Treatment | ZINC |
| Material | STEEL |
| Second Leg Hole Arrangement Style | NO HOLE |
| Center Section Height | 11.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 344 8452 PRIMARY | Hiab Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 363 8197 | 5/9 Secondary reference Hiab Usa Inc |
NSN 5340-01-221-1852 is a Bracket,double Angle, manufactured by Hiab Usa Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-221-1852 has 1 manufacturer part number on file: 344 8452 (Hiab Usa Inc).
1 possible match (shared part number, not a government interchangeability claim): 7690-01-680-6606. Verify interchangeability with system specifications before substitution.
Key specifications for 344 8452: First Leg Distance From Edge to Hole Center Along Length: 6.3 MILLIMETERS NOMINAL MM; First Leg Angle: 90.0 DEGREES NOMINAL; Center Section Thickness: 1.0 MILLIMETERS NOMINAL MM; First Leg Distance Between Hole Centers Along Width: 13.0 MILLIMETERS NOMINAL MM. 25 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.