The Ring,retaining, cataloged under National Stock Number 5325-01-560-6599, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Szy Holdings, Llc Dba Szy Holdings Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-560-6599 |
| Primary Part Number | 98408A126 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Szy Holdings, Llc Dba Szy Holdings Llc |
| Status | ACTIVE |
| Material Hardness Rating | 44.0 ROCKWELL C MINIMUM |
| Usage Design | EXTERNAL |
| Strength Rating | ERR-060 |
| Material Document and Classification | 17-7PH, ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.335 INCHES NOMINAL IN |
| Major Thickness | 0.025 INCHES NOMINAL IN |
| Inside Diameter | 0.145 INCHES NOMINAL IN |
| Casehardening Indicator | CASEHARDENED |
| Ring Style | E |
| Material | STEEL COMP 631 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5325-01-560-6599 is a Ring,retaining, manufactured by Szy Holdings, Llc Dba Szy Holdings Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-560-6599 has 2 manufacturer part numbers on file: 98408A126 (Mcmaster-Carr Supply Co), 98408A126 (Szy Holdings, Llc Dba Szy Holdings Llc).
Key specifications for 98408A126: Material Hardness Rating: 44.0 ROCKWELL C MINIMUM; Usage Design: EXTERNAL; Strength Rating: ERR-060; Material Document and Classification: 17-7PH, ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE. 11 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.