The Ring,lock,serrated, cataloged under National Stock Number 5365-01-124-4065, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Rosan / Eagle Products. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-124-4065 |
| Primary Part Number | RLT9516-24 |
| Item Name | Ring,lock,serrated |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Howmet Global Fastening Systems Inc Div Rosan / Eagle Products |
| Status | ACTIVE |
| Material Document and Classification | AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE |
| Overall Outside Diameter | 1.850 INCHES MINIMUM AND 1.870 INCHES MAXIMUM IN |
| Material | IRON ALLOY 660 |
| 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 |
|---|---|
| RLT9516-24 PRIMARY | Howmet Global Fastening Systems Inc Div Rosan / Eagle Products (USA) |
| AS3077-16 | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| RLT9516-24 | 5/9 Secondary reference U.S. Government activity |
| AS3077-16 | 5/9 Secondary reference U.S. Government activity |
NSN 5365-01-124-4065 is a Ring,lock,serrated, manufactured by Howmet Global Fastening Systems Inc Div Rosan / Eagle Products, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-124-4065 has 2 manufacturer part numbers on file: RLT9516-24 (Howmet Global Fastening Systems Inc Div Rosan / Eagle Products), AS3077-16 (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-232-9187. Verify interchangeability with system specifications before substitution.
Key specifications for RLT9516-24: Overall Height: 0.157 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN; Material Document and Classification: AMS 5734 ASSN STD SINGLE MATERIAL RESPONSE; Overall Outside Diameter: 1.850 INCHES MINIMUM AND 1.870 INCHES MAXIMUM IN; Material: IRON ALLOY 660. 3 specifications are 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.