The Ring,ejector Breech, cataloged under National Stock Number 1095-00-593-0258, is classified within Federal Supply Class 1095 (Miscellaneous Weapons) of the Weapons group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1095-00-593-0258 |
| Primary Part Number | 61A107B99 |
| Item Name | Ring,ejector Breech |
| FSC / FSG | 1095 / 10 — Miscellaneous Weapons |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | CRES; 0.445 IN. MIN,0.455 IN. MAX O/A LENGTH; 0.170 IN. MIN,0.174 IN. MAX ID; 0.394 IN. MIN,0.398 IN. MAX OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 61A107B99 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 2557543 | 5/9 Secondary reference The Boeing Company |
| 61A107B99 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 2557543 | 5/2 Secondary reference U.S. Government activity |
NSN 1095-00-593-0258 is a Ring,ejector Breech, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1095, Miscellaneous Weapons. Status: active.
NSN 1095-00-593-0258 has 1 manufacturer part number on file: 61A107B99 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 61A107B99: General Characteristics Item Description: CRES; 0.445 IN. MIN,0.455 IN. MAX O/A LENGTH; 0.170 IN. MIN,0.174 IN. MAX ID; 0.394 IN. MIN,0.398 IN. MAX OD 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.
NSN 1095-00-593-0258 has DEMIL Code B. 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.