The Bracket,angle, cataloged under National Stock Number 5340-01-171-8739, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 18 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-171-8739 |
| Primary Part Number | 5R5559 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Second Leg Distance From Edge to Hole Center Along Length | 26.5 MILLIMETERS NOMINAL MM |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Width | 46.0 MILLIMETERS MINIMUM AND 54.0 MILLIMETERS MAXIMUM MM |
| Second Leg Slot Width | 17.46 MILLIMETERS NOMINAL MM |
| First Leg Hole Arrangement Style | NO HOLE |
| Second Leg Distance From Edge to Hole Center Along Width | 23.0 MILLIMETERS MINIMUM AND 27.0 MILLIMETERS MAXIMUM MM |
| Style Designator | OFFSET ANGLE |
| First Leg Style | ANGLE |
| Material Document and Classification | 1E166,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE |
| Second Leg Slot Length | 23.81 MILLIMETERS NOMINAL MM |
| Second Leg Thickness | 12.0 MILLIMETERS NOMINAL MM |
| First Leg Thickness | 12.0 MILLIMETERS NOMINAL MM |
| First Leg Width | 50.0 MILLIMETERS NOMINAL MM |
| Second Leg Style | END RADIUS |
| Second Leg End Radius | 23.0 MILLIMETERS MINIMUM AND 27.0 MILLIMETERS MAXIMUM MM |
| Material | STEEL COMP 1008 |
| Second Leg Hole Arrangement Style | ONE SLOT |
| 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 |
|---|---|
| 5R5559 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5340-01-171-8739 is a Bracket,angle, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-171-8739 has 1 manufacturer part number on file: 5R5559 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 5R5559: Second Leg Distance From Edge to Hole Center Along Length: 26.5 MILLIMETERS NOMINAL MM; Second Leg Relationship to First Leg: NOT IDENTICAL; Second Leg Width: 46.0 MILLIMETERS MINIMUM AND 54.0 MILLIMETERS MAXIMUM MM; Second Leg Slot Width: 17.46 MILLIMETERS NOMINAL MM. 18 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.