The Bushing,sleeve, cataloged under National Stock Number 3120-00-516-7554, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hartzell Propeller Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-516-7554 |
| Primary Part Number | A-870 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Hartzell Propeller Llc |
| Status | CANCELLED |
| Body Outside Diameter | 2.6900 INCHES MINIMUM AND 2.7100 INCHES MAXIMUM IN |
| Flange Outside Diameter | 2.9450 INCHES MINIMUM AND 2.9550 INCHES MAXIMUM IN |
| Flange Width | 0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN |
| Body Inside Diameter | 2.6000 INCHES MINIMUM AND 2.6030 INCHES MAXIMUM IN |
| Corner Shape | ROUND LEFT FLANGE BODY CORNER |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Material | STEEL COMP 8630H OVERALL |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Material Document and Classification | AISI 8630H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1610L23-010 | Us Army Aviation and Missile Command (USA) |
| 57A0870 | Hartzell Propeller Llc (USA) |
| A-870 PRIMARY | Hartzell Propeller Llc (USA) |
| A87 | Hartzell Propeller Llc (USA) |
NSN 3120-00-516-7554 is a Bushing,sleeve, manufactured by Hartzell Propeller Llc, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-516-7554 has 4 cross-referenced part numbers: 1610L23-010 (Us Army Aviation and Missile Command), 57A0870 (Hartzell Propeller Llc), A-870 (Hartzell Propeller Llc), A87 (Hartzell Propeller Llc).
There are 10 known substitutes for 3120-00-516-7554: 4820-00-181-9397, 3455-00-250-0778, 5940-00-549-7253 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-870: Body Outside Diameter: 2.6900 INCHES MINIMUM AND 2.7100 INCHES MAXIMUM IN; Flange Outside Diameter: 2.9450 INCHES MINIMUM AND 2.9550 INCHES MAXIMUM IN; Overall Length: 0.6700 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM IN; Flange Width: 0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-516-7554 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.