The Ring,retaining, cataloged under National Stock Number 5325-01-592-2075, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is R. L. Morrissey & Associates, Inc. Government technical data includes 11 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-592-2075 |
| Primary Part Number | MS3215-2031 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | R. L. Morrissey & Associates, Inc |
| Status | ACTIVE |
| Material Hardness Rating | 66.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Usage Design | EXTERNAL |
| Supplementary Features | USED ON: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV) |
| Material Document and Classification | AISI 1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI 1065 ASSN STD 2ND MATERIAL RESPONSE AND AISI 1070 ASSN STD 3RD MATERIAL RESPONSE AND AISI 1074 ASSN STD 4TH MATERIAL RESPONSE AND AISI 1078 ASSN STD 5TH MATERIAL RESPONSE AND AISI 1080 ASSN STD 6TH MATERIAL RESPONSE AND AISI 1084 ASSN STD 7TH MATERIAL RESPONSE AND AISI 1085 ASSN STD 8TH MATERIAL RESPONSE AND AISI 1090 ASSN STD 9TH MATERIAL RESPONSE AND AISI 1095 ASSN STD 10TH MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Inside Diameter | 0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | E |
| Surface Treatment | ZINC |
| Material | STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1090 OR STEEL COMP 1095 |
| 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 |
|---|---|
| MS3215-2031 PRIMARY | R. L. Morrissey & Associates, Inc (USA) |
| Reference | Meaning |
|---|---|
| MS3215-2031 | 4/1 Identification reference U.S. Government activity |
NSN 5325-01-592-2075 is a Ring,retaining, manufactured by R. L. Morrissey & Associates, Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-592-2075 has 1 manufacturer part number on file: MS3215-2031 (R. L. Morrissey & Associates, Inc).
Key specifications for MS3215-2031: Material Hardness Rating: 66.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM; Usage Design: EXTERNAL; Supplementary Features: USED ON: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV); Material Document and Classification: AISI 1060 ASSN STD 1ST MATERIAL RESPONSE AND AISI 1065 ASSN STD 2ND MATERIAL RESPONSE AND AISI 1070 ASSN STD 3RD MATERIAL RESPONSE AND AISI 1074 ASSN STD 4TH MATERIAL RESPONSE AND AISI 1078 ASSN STD 5TH MATERIAL RESPONSE AND AISI 1080 ASSN STD 6TH MATERIAL RESPONSE AND AISI 1084 ASSN STD 7TH MATERIAL RESPONSE AND AISI 1085 ASSN STD 8TH MATERIAL RESPONSE AND AISI 1090 ASSN STD 9TH MATERIAL RESPONSE AND AISI 1095 ASSN STD 10TH 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.