The Bearing,sleeve, cataloged under National Stock Number 3120-00-288-2798, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Chrysler Corp Amplex Div. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-288-2798 |
| Primary Part Number | AA521 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Chrysler Corp Amplex Div |
| Status | CANCELLED |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Corner Shape | SQUARE ALL CORNERS |
| Nondefinitive Spec/std Data | 1 TYPE AND A COMPOSITION |
| Material | OIL LUBRICATING LUBRICATION |
| Material | COPPER ALLOY OVERALL |
| Body Inside Diameter | 0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.5020 INCHES MINIMUM AND 0.5030 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A521 | Chrysler Corp Amplex Div (USA) |
| AA521 PRIMARY | Chrysler Corp Amplex Div (USA) |
| A521 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| 18710 PRIMARY | Master Machine Products Corp (USA) |
| 204A PRIMARY | Dresser Industries Inc Leroi Div (USA) |
| S5860 | Intool Inc (USA) |
| S5860 | Ryeson Corporation Div Sturtevant Richmont (USA) |
| MILB5687 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AA521 | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| 204A | Intool Inc (USA) |
| ILJB1497 | Johnson Bronze Co (USA) |
| 3153584-5 | Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA) |
| 3153584-5 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| 833590 PRIMARY | Intool Inc (USA) |
NSN 3120-00-288-2798 is a Bearing,sleeve, manufactured by Chrysler Corp Amplex Div, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-288-2798 has 14 cross-referenced part numbers: A521 (Chrysler Corp Amplex Div), AA521 (Chrysler Corp Amplex Div), A521 (Chrysler Realty Company Llc Dba Daimler Chrysler), 18710 (Master Machine Products Corp), 204A (Dresser Industries Inc Leroi Div) and 9 more.
There are 11 known substitutes for 3120-00-288-2798: 6145-00-103-1954, 5130-00-134-1207, 5310-00-261-7377 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for AA521: Overall Length: 0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Corner Shape: SQUARE ALL CORNERS. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-288-2798 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.