The Tensioner Pulley Assembly, cataloged under National Stock Number 3950-01-491-0012, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Pf Fishpole Hoists Inc Dba Pf Fishpole Hoists 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-491-0012 |
| Primary Part Number | PF51-013-39 |
| Item Name | Tensioner Pulley Assembly |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Pf Fishpole Hoists Inc Dba Pf Fishpole Hoists 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 |
|---|---|
| PF51-013-39 PRIMARY | Pf Fishpole Hoists Inc Dba Pf Fishpole Hoists Inc (USA) |
| Reference | Meaning |
|---|---|
| PF51-013-39 | 5/9 Secondary reference Pf Fishpole Hoists Inc Use CAGE Code 1yrx6 for Cataloging. |
NSN 3950-01-491-0012 is a Tensioner Pulley Assembly, manufactured by Pf Fishpole Hoists Inc Dba Pf Fishpole Hoists Inc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-491-0012 has 1 manufacturer part number on file: PF51-013-39 (Pf Fishpole Hoists Inc Dba Pf Fishpole Hoists Inc).
Key specifications for PF51-013-39: Special Features: CONSIST OF P/N PF51-013-143 TENSION PAD, MATERIAL 51C1082-1 AND P/N PF51-013-144 SPRING, MATERIAL 51C1083-1; End Item Identification: C-17 GSE E/I PF51-013-502. 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.