The Bushing,sleeve, cataloged under National Stock Number 3120-01-012-5599, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-012-5599 |
| Primary Part Number | 18825-1 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Flange Width | 0.1900 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM IN |
| Body Outside Diameter | 5.0750 INCHES MINIMUM AND 5.0850 INCHES MAXIMUM IN |
| Flange Outside Diameter | 5.7400 INCHES MINIMUM AND 5.7600 INCHES MAXIMUM IN |
| Body Inside Diameter | 4.8760 INCHES MINIMUM AND 4.8775 INCHES MAXIMUM IN |
| Surface Finish | 125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE |
| Surface Finish | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE |
| Corner Shape | ROUND INSIDE LEFT CORNER |
| Corner Shape | ROUND LEFT FLANGE BODY CORNER |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Material | STEEL COMP 630 OVERALL |
| Surface Finish | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Treatment Document and Classification | MIL-STD 1500 TY 2 CLASS 2 MIL STD SINGLE TREATMENT RESPONSE LEFT END SURFACE OF BODY AND FLANGE |
| Hardness Rating | 33.0 ROCKWELL C NOMINAL OVERALL |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Surface Finish | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Treatment | CADMIUM LEFT END SURFACE OF BODY AND FLANGE |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Corner Shape | CHAMFERED INSIDE RIGHT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3120-01-012-5599 is a Bushing,sleeve, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-01-012-5599 has 2 cross-referenced part numbers: 18825-1 (Northrop Grumman Systems Corporation), 18825-1 (Goodrich Aerospace Canada Ltd).
There is 1 known substitute for 3120-01-012-5599: 3110-00-100-0690. Verify interchangeability with system specifications before substitution.
Key specifications for 18825-1: Flange Width: 0.1900 INCHES MINIMUM AND 0.2000 INCHES MAXIMUM IN; Body Outside Diameter: 5.0750 INCHES MINIMUM AND 5.0850 INCHES MAXIMUM IN; Flange Outside Diameter: 5.7400 INCHES MINIMUM AND 5.7600 INCHES MAXIMUM IN; Body Inside Diameter: 4.8760 INCHES MINIMUM AND 4.8775 INCHES MAXIMUM IN. 23 total characteristics are documented in the Federal Logistics Information System.