The Bracket,angle, cataloged under National Stock Number 5340-01-264-3654, 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 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-264-3654 |
| Primary Part Number | 128AB10987-1 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| First Leg Hole Diameter | 0.280 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Hole Diameter | 0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| First Leg Hole Arrangement Style | TWO HOLES |
| Style Designator | ANGLE |
| Material Document and Classification | QQ-A-250/5 T3 FED SPEC ALL MATERIAL RESPONSES |
| Second Leg Thickness | 0.040 INCHES NOMINAL IN |
| First Leg Thickness | 0.040 INCHES NOMINAL IN |
| Second Leg Style | SQUARE AND TAPERED |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 |
| Second Leg Hole Arrangement Style | ONE HOLE |
| Mounting Hole Type | PLAIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 128AB10987-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 128AB10987-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5340-01-264-3654 is a Bracket,angle, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-264-3654 has 1 manufacturer part number on file: 128AB10987-1 (Northrop Grumman Systems Corporation).
Key specifications for 128AB10987-1: First Leg Hole Diameter: 0.280 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN; First Leg Angle: 90.0 DEGREES NOMINAL; Second Leg Relationship to First Leg: NOT IDENTICAL; Second Leg Hole Diameter: 0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN. 15 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 5340-01-264-3654 has DEMIL Code Q. 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.