The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-364-3681, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-364-3681 |
| Primary Part Number | MS21230-16 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Inner Member Width | 1.3730 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C INNER MEMBER |
| Material Document and Classification | AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER |
| Style Designator | WITH INSERT AND/OR LINER WITH STAKING GROOVE |
| Material | STEEL COMP 630 OUTER RACE MEMBER |
| Bore Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Outer Member Outside Diameter | 2.1245 INCHES MINIMUM AND 2.1250 INCHES MAXIMUM IN |
| Outer Member Width | 1.0000 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM IN |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER |
| Hardness Rating | 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS21230 | Sae International Dba Sae International (USA) |
| MS21230-16 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AS21230 | Society of Automotive Engineers Inc (USA) |
| MS21230-16 PRIMARY | Sae International Dba Sae International (USA) |
| MIL-B-8942 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS21230-16 | Society of Automotive Engineers Inc (USA) |
| KWDB16-7 PRIMARY | Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA) |
NSN 3120-01-364-3681 is a Bearing,plain,self-Aligning, manufactured by Sae International Dba Sae International, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-01-364-3681 has 7 cross-referenced part numbers: AS21230 (Sae International Dba Sae International), MS21230-16 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AS21230 (Society of Automotive Engineers Inc), MS21230-16 (Sae International Dba Sae International), MIL-B-8942 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.
There are 2 known substitutes for 3120-01-364-3681: 3120-00-079-9974, 3120-01-054-4693. Verify interchangeability with system specifications before substitution.
Key specifications for MS21230-16: Inner Member Width: 1.3730 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN; Material: STEEL COMP 440C INNER MEMBER; Material Document and Classification: AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER; Style Designator: WITH INSERT AND/OR LINER WITH STAKING GROOVE. 12 total characteristics are documented in the Federal Logistics Information System.