The Hinge Assembly, cataloged under National Stock Number 5342-01-137-7197, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-137-7197 |
| Primary Part Number | GH520R2 |
| Item Name | Hinge Assembly |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | ARM AND BRACKET CORROSION RESISTING STEEL,MIL-S-5059,COMP 302 AND PASSIVATED; SPRING IS STEEL QQ-W-470 CADMIUM PLATED QQ-P-416,TYPE 2,CLASS 3; RIVETS CORROSION RESISTANT STEEL MIL-S-7720 AND PASSIVATED QQ-P-35,ARM IS 0.500 IN. W,2.450 IN. LG,BRACKET IS 1.222 IN. W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| GH520R2 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51L30215-1 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| H2492-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-01-137-7197 is a Hinge Assembly, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-137-7197 has 1 manufacturer part number on file: GH520R2 (Northrop Grumman Systems Corporation).
Key specifications for GH520R2: General Characteristics Item Description: ARM AND BRACKET CORROSION RESISTING STEEL,MIL-S-5059,COMP 302 AND PASSIVATED; SPRING IS STEEL QQ-W-470 CADMIUM PLATED QQ-P-416,TYPE 2,CLASS 3; RIVETS CORROSION RESISTANT STEEL MIL-S-7720 AND PASSIVATED QQ-P-35,ARM IS 0.500 IN. W,2.450 IN. LG,BRACKET IS 1.222 IN. W IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.