The Latch,thumb, cataloged under National Stock Number 5340-01-179-7360, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Ho-Ho-Kus, Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-179-7360 |
| Primary Part Number | HS4217S073C163 |
| Item Name | Latch,thumb |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Ho-Ho-Kus, Inc |
| Status | ACTIVE |
| Special Test Features | BUTTON OFFSET: 0.073" AND BOLT OFFSET: 0.163" |
| Supplementary Features | HEAT TREATMENT; SPRING ONLY, 900 (+ OR - 10 DEGREES) FAHRENHEIT FOR 1 HOUR, AND AIR-COOL AT ROOM TEMPERATURE |
| Surface Treatment | ANODIZE MEMBER |
| Surface Treatment | PASSIVATE BAR OVERALL |
| Material | STEEL CORROSION RESISTING SPRING |
| Material | RUBBER CHLOROPRENE CLASS CR MEMBER |
| Thickness | 1.990 INCHES NOMINAL OVERALL IN |
| 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 |
|---|---|
| HS4217S073C163 PRIMARY | Ho-Ho-Kus, Inc (USA) |
| 3QRP28-073-163-C | Qrp Inc (USA) |
| HS4217S073C163 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| HS4217S073C163 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| H603S073C163 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-179-7360 is a Latch,thumb, manufactured by Ho-Ho-Kus, Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-179-7360 has 3 manufacturer part numbers on file: HS4217S073C163 (Ho-Ho-Kus, Inc), 3QRP28-073-163-C (Qrp Inc), HS4217S073C163 (The Boeing Company).
Key specifications for HS4217S073C163: Special Test Features: BUTTON OFFSET: 0.073" AND BOLT OFFSET: 0.163"; Supplementary Features: HEAT TREATMENT; SPRING ONLY, 900 (+ OR - 10 DEGREES) FAHRENHEIT FOR 1 HOUR, AND AIR-COOL AT ROOM TEMPERATURE; Overall Length: 3.1444 INCHES NOMINAL IN; Overall Width: 1.190 INCHES NOMINAL IN. 7 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.