The Spacer Fan Pivot, cataloged under National Stock Number 2840-01-508-5532, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2840-01-508-5532 |
| Primary Part Number | 3910131 |
| Item Name | Spacer Fan Pivot |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Cummins Inc |
| 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 |
|---|---|
| 3910131 PRIMARY | Cummins Inc (USA) |
| Reference | Meaning |
|---|---|
| 3910131 | 5/9 Secondary reference Cummins Inc. |
NSN 2840-01-508-5532 is a Spacer Fan Pivot, manufactured by Cummins Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-508-5532 has 1 manufacturer part number on file: 3910131 (Cummins Inc).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-597-8662. Verify interchangeability with system specifications before substitution.
Key specifications for 3910131: End Item Identification: 3930015080886. 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.