The Bracket,angle, cataloged under National Stock Number 5340-01-208-4293, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory. Government technical data includes 21 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 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 | 5340-01-208-4293 |
| Primary Part Number | 55983-02 |
| Item Name | Bracket,angle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory |
| Status | ACTIVE |
| Second Leg Distance From Edge to Hole Center Along Length | 0.500 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Length | 0.750 INCHES NOMINAL IN |
| First Leg Hole Diameter | 0.608 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN |
| First Leg Angle | 90.0 DEGREES NOMINAL |
| Second Leg Relationship to First Leg | NOT IDENTICAL |
| Second Leg Hole Diameter | 0.360 INCHES MINIMUM AND 0.368 INCHES MAXIMUM IN |
| Second Leg Width | 1.500 INCHES NOMINAL IN |
| Second Leg Length | 2.500 INCHES NOMINAL IN |
| First Leg Hole Arrangement Style | ONE HOLE |
| Second Leg Distance From Edge to Hole Center Along Width | 0.750 INCHES NOMINAL IN |
| Style Designator | ANGLE |
| First Leg Style | SQUARE |
| Material Document and Classification | QQ-A-225/9,ALLOY 7075,T7351 FED SPEC SINGLE MATERIAL RESPONSE |
| Second Leg Thickness | 0.390 INCHES NOMINAL IN |
| First Leg Distance From Edge to Hole Center Along Width | 0.500 INCHES NOMINAL IN |
| First Leg Thickness | 0.390 INCHES NOMINAL IN |
| First Leg Length | 1.000 INCHES NOMINAL IN |
| First Leg Width | 1.500 INCHES NOMINAL IN |
| Second Leg Style | SQUARE |
| Material | ALUMINUM ALLOY 7075 |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 55983-02 PRIMARY | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory (USA) |
NSN 5340-01-208-4293 is a Bracket,angle, manufactured by Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-208-4293 has 1 manufacturer part number on file: 55983-02 (Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-273-2368. Verify interchangeability with system specifications before substitution.
Key specifications for 55983-02: Second Leg Distance From Edge to Hole Center Along Length: 0.500 INCHES NOMINAL IN; First Leg Distance From Edge to Hole Center Along Length: 0.750 INCHES NOMINAL IN; First Leg Hole Diameter: 0.608 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN; First Leg Angle: 90.0 DEGREES NOMINAL. 21 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.