The Adjusting Device,belt-Chain Tens, cataloged under National Stock Number 2930-01-554-1540, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Deere & Co. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-554-1540 |
| Primary Part Number | AT194587 |
| Item Name | Adjusting Device,belt-Chain Tens |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Deere & Co |
| Status | ACTIVE |
| 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 |
|---|---|
| AT194587 | Rdo Equipment Rdo Equipment Pty Ltd (AUS) |
| AT194587 PRIMARY | Deere & Co (USA) |
| AT194587 | Rdo Equipment Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| AT194587 | 5/9 Secondary reference Hitachi Construction Machinery Aust Australia Pty Ltd Hitachi Construction Machinery |
| AT194587 | 5/9 Secondary reference Rdo Equipment Pty Ltd |
NSN 2930-01-554-1540 is a Adjusting Device,belt-Chain Tens, manufactured by Deere & Co, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-554-1540 has 3 manufacturer part numbers on file: AT194587 (Rdo Equipment Rdo Equipment Pty Ltd), AT194587 (Deere & Co), AT194587 (Rdo Equipment Pty Ltd).
1 possible match (shared part number, not a government interchangeability claim): 3950-01-585-0604. Verify interchangeability with system specifications before substitution.
Key specifications for AT194587: Part Name Assigned by Controlling Agency: TIGHTNER; End Item Identification: JOHN DEERE MODEL 670D AND 672D MOTOR GRADERS. 0 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.