NSN 3950-01-550-4925 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-550-4925. Manufacturer of record part number: 16133.
Also searched as3950-01-550-4925 ·
3950015504925 ·
NIIN 015504925 ·
01-550-4925 ·
FSC 3950 Winches, Hoists, Cranes, and Derricks · CAGE A244N · 16133
The Tensioner Pulley Assembly, cataloged under National Stock Number 3950-01-550-4925, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Lidan Marine Ab. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Tensioner Pulley Assembly
FSC / FSG
3950 — Winches, Hoists, Cranes, and Derricks (FSG 39)
Manufacturers
Lidan Marine Ab (CAGE A244N)
Technical Specifications
Parameter
Value
NSN
3950-01-550-4925
Primary Part Number
16133
Item Name
Tensioner Pulley Assembly
FSC / FSG
3950 / 39 — Winches, Hoists, Cranes, and Derricks
Manufacturer
Lidan Marine Ab
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5331-01-576-5371N53905POSSIBLE MATCH
O-RING
Possible match (shared part number)Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations
4820-01-578-6257933174POSSIBLE MATCH
PLUG,INDICATOR,VALVE
Possible match (shared part number)Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations
6515-01-583-2476CH2443POSSIBLE MATCH
HOLDER,SUTURE NEEDLE
Possible match (shared part number)Cardinal Health 200, Llc
4730-01-688-802616133POSSIBLE MATCH
COVER,FLUID STRAINER
Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine
NSN 3950-01-550-4925 is a Tensioner Pulley Assembly, manufactured by Lidan Marine Ab, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
What part numbers are listed for NSN 3950-01-550-4925?
NSN 3950-01-550-4925 has 1 manufacturer part number on file: 16133 (Lidan Marine Ab).
What NSN replaces 3950-01-550-4925?
4 possible matches (shared part number, not a government interchangeability claim): 5331-01-576-5371, 4820-01-578-6257, 6515-01-583-2476. Verify interchangeability with system specifications before substitution.
Is NSN 3950-01-550-4925 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.