The Bracket,angle, cataloged under National Stock Number 5340-01-027-3173, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-027-3173 |
| Primary Part Number | 312952-1 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Second Leg Distance From Edge to Hole Center Along Length | 1.250 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Length | 0.460 INCHES NOMINAL IN |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Hole Diameter | 0.187 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Second Leg Width | 0.540 INCHES NOMINAL IN |
| Second Leg Length | 1.560 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | ONE SLOT |
| Second Leg Distance From Edge to Hole Center Along Width | 0.270 INCHES NOMINAL IN |
| Style Designator | ANGLE |
| First Leg Style | SQUARE |
| Material Document and Classification | QQ-A-250/11,T4 FED SPEC SINGLE MATERIAL RESPONSE |
| Second Leg Thickness | 0.090 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Width | 0.270 INCHES NOMINAL IN |
| First Leg Thickness | 0.090 INCHES NOMINAL IN |
| First Leg Slot Width | 0.187 INCHES NOMINAL IN |
| First Leg Length | 0.960 INCHES NOMINAL IN |
| First Leg Width | 0.540 INCHES NOMINAL IN |
| First Leg Slot Length | 0.500 INCHES NOMINAL IN |
| Second Leg Style | SQUARE |
| Surface Treatment | OXIDE FILM |
| Material | ALUMINUM ALLOY 6061 |
| Second Leg Hole Arrangement Style | ONE HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 312952-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 312952-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5340-01-027-3173 is a Bracket,angle, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-027-3173 has 1 manufacturer part number on file: 312952-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 312952-1: Second Leg Distance From Edge to Hole Center Along Length: 1.250 INCHES NOMINAL IN; First Leg Distance From Edge to Hole Center Along Length: 0.460 INCHES NOMINAL IN; First Leg Angle: 90.0 DEGREES NOMINAL; Second Leg Relationship to First Leg: NOT IDENTICAL. 24 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.