The Bracket,double Angle, cataloged under National Stock Number 5340-01-250-5311, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-250-5311 |
| Primary Part Number | GB11B5-2 |
| Item Name | Bracket,double Angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| First Leg Angle | 135.0 DEGREES NOMINAL |
| Center Section Thickness | 0.040 INCHES NOMINAL IN |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Angle | 135.0 DEGREES NOMINAL |
| Surface Treatment Document and Classification | 161,CAGEC 26512 MFR REF SINGLE TREATMENT RESPONSE |
| First Leg Corner Radius | 0.190 INCHES NOMINAL IN |
| Second Leg Width | 0.880 INCHES NOMINAL IN |
| Second Leg Length | 0.500 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | NO HOLE |
| Style Designator | ADJACENT ANGLES |
| First Leg Style | CORNER RADIUS |
| Material Document and Classification | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE |
| Features Provided | NUT |
| Second Leg Thickness | 0.040 INCHES NOMINAL IN |
| First Leg Thickness | 0.040 INCHES NOMINAL IN |
| First Leg Length | 0.500 INCHES NOMINAL IN |
| First Leg Width | 0.880 INCHES NOMINAL IN |
| Second Leg Style | CORNER RADIUS |
| Surface Treatment | PRIMER EPOXY |
| Second Leg Corner Radius | 0.190 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 |
| Second Leg Hole Arrangement Style | NO HOLE |
| Center Section Height | 0.380 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| GB11B5-2 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1128B42252-12 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
NSN 5340-01-250-5311 is a Bracket,double Angle, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-250-5311 has 1 manufacturer part number on file: GB11B5-2 (Northrop Grumman Systems Corporation).
Key specifications for GB11B5-2: First Leg Angle: 135.0 DEGREES NOMINAL; Center Section Thickness: 0.040 INCHES NOMINAL IN; Second Leg Relationship to First Leg: NOT IDENTICAL; Second Leg Angle: 135.0 DEGREES NOMINAL. 23 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.
NSN 5340-01-250-5311 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.