The Ring,retaining, cataloged under National Stock Number 5325-01-203-5612, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-203-5612 |
| Primary Part Number | R271NAA0037NN519NNQA1 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Criticality Code Justification | ZZZY |
| Surface Treatment | PASSIVATE |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP; MECH ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
| Material | STEEL COMP 632 |
| Material Document and Classification | AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE |
| Inside Diameter | 0.336 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Ring Style | EXTERNAL |
| Casehardening Indicator | NOT CASEHARDENED |
| Material Hardness Rating | 63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Usage Design | EXTERNAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R271NAA0037NN519NNQA1 | The American Society of Mechanical Engineers (USA) |
| MS16624-4037 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| P710120 ITEM 9 | Control Line Equipment Inc (USA) |
| 720116 | Control Line Equipment Inc (USA) |
NSN 5325-01-203-5612 is a Ring,retaining, manufactured by The American Society of Mechanical Engineers, classified under FSC 5325 (No Item Name Available). Status: active.
NSN 5325-01-203-5612 has 4 cross-referenced part numbers: R271NAA0037NN519NNQA1 (The American Society of Mechanical Engineers), MS16624-4037 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), P710120 ITEM 9 (Control Line Equipment Inc), 720116 (Control Line Equipment Inc).
There are 3 known substitutes for 5325-01-203-5612: 5325-00-282-7120, 6110-01-129-8942, 6695-01-614-2548. Verify interchangeability with system specifications before substitution.
Key specifications for R271NAA0037NN519NNQA1: Cross-Sectional Shape Style: RECTANGULAR; Criticality Code Justification: ZZZY; Surface Treatment: PASSIVATE; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP; MECH ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. 12 total characteristics are documented in the Federal Logistics Information System.