The Sprocket Wheel, cataloged under National Stock Number 3020-00-845-0772, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-845-0772 |
| Primary Part Number | 2128912 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Chrysler Realty Company Llc Dba Daimler Chrysler |
| Status | ACTIVE |
| Hub Outside Diameter | 2.125 INCHES NOMINAL AA END IN |
| Securing Method | ANY ACCEPTABLE |
| Bore Length | 0.781 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.500 INCHES NOMINAL IN |
| Outside Diameter | 2.969 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 2.688 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 19 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Distance From Center of Bore to Bottom of Keyway | 0.875 INCHES NOMINAL IN |
| Distance From Hub End to Flange End | 0.125 INCHES NOMINAL AA END IN |
| Keyway Width | 0.188 INCHES NOMINAL IN |
| Bore Diameter | 1.562 INCHES NOMINAL IN |
| Material | STEEL |
| Furnished Items | KEYING FACILITY |
| Face Width | 0.531 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2128912 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| SS291 | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| 2128912 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 17296 | 5/9 Secondary reference Tld Wollard Llc |
NSN 3020-00-845-0772 is a Sprocket Wheel, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-845-0772 has 2 manufacturer part numbers on file: 2128912 (Chrysler Realty Company Llc Dba Daimler Chrysler), SS291 (Trw Inc Trw Intl Trade Government Sales Dept).
4 possible matches (shared part number, not a government interchangeability claim): 9150-01-304-3640, 5365-01-438-4749, 5998-01-442-5054. Verify interchangeability with system specifications before substitution.
Key specifications for 2128912: Hub Outside Diameter: 2.125 INCHES NOMINAL AA END IN; Securing Method: ANY ACCEPTABLE; Bore Length: 0.781 INCHES NOMINAL IN; Design Form: PLAIN. 22 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.