The Bail,retaining, cataloged under National Stock Number 5340-01-473-2750, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-473-2750 |
| Primary Part Number | HS5979-02 |
| Item Name | Bail,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Inside Width | 3.040 INCHES NOMINAL IN |
| Inside Length | 1.970 INCHES NOMINAL IN |
| Material Diameter | 0.143 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN |
| Compression Retaining Method | SPRING TENSION |
| Style Designator | U-SHAPED |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING OR STEEL COMP 302 |
| Attachment Method | HOOK-ON |
| 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 |
|---|---|
| HS5979-02 PRIMARY | The Boeing Company (USA) |
| 1000018-148 | Monadnock Company, the Dba Lisi Aerospace (USA) |
NSN 5340-01-473-2750 is a Bail,retaining, manufactured by The Boeing Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-473-2750 has 2 manufacturer part numbers on file: HS5979-02 (The Boeing Company), 1000018-148 (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for HS5979-02: Inside Width: 3.040 INCHES NOMINAL IN; Inside Length: 1.970 INCHES NOMINAL IN; Material Diameter: 0.143 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN; Compression Retaining Method: SPRING TENSION. 8 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.