PartsTable TECHNICAL DATA SHEET
NSN 3950-01-121-6388Government record, cited

Tool, Padeye3950-01-121-6388

NSN 3950-01-121-6388 · NIIN 011216388 · Part number 4524771
The Entwistle Company Llc · FSC 3950 — Winches, Hoists, Cranes, and Derricks · FSG 39 — Materials Handling Equipment · CAGE 20722
Government record, cited
NSN 3950-01-121-6388 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-121-6388. Manufacturer of record part number: 4524771.
Also searched as  3950-01-121-6388 · 3950011216388 · NIIN 011216388 · 01-121-6388 · FSC 3950 Winches, Hoists, Cranes, and Derricks · CAGE 20722 · 4524771
Nearby stock numbers  ·
Features
  • Tool,padeye — FSC 3950
  • 1 manufacturer part number on file
  • Manufacturer of record: The Entwistle Company Llc
Identification
  • NSN: 3950-01-121-6388
  • NIIN: 011216388
  • FSC: 3950 — Winches, Hoists, Cranes, and Derricks
  • FSG: 39 — Materials Handling Equipment
  • Primary part number: 4524771
  • Manufacturer: The Entwistle Company Llc
General Description

The Tool,padeye, cataloged under National Stock Number 3950-01-121-6388, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is The Entwistle Company Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3950-01-121-6388
Primary Part Number4524771
Item NameTool,padeye
FSC / FSG3950 / 39 — Winches, Hoists, Cranes, and Derricks
ManufacturerThe Entwistle Company Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3120-01-355-2747AMD-734 ITEM 100 POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Appleton Marine Inc
Cross-Reference Index
Part NumberManufacturer
4524771 PRIMARY The Entwistle Company Llc (USA)
Related Parts
3120-01-355-2747POSSIBLE MATCH
BUSHING,SLEEVE
AMD-734 ITEM 100

Frequently Asked Questions

What is NSN 3950-01-121-6388?

NSN 3950-01-121-6388 is a Tool,padeye, manufactured by The Entwistle Company Llc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.

What part numbers are listed for NSN 3950-01-121-6388?

NSN 3950-01-121-6388 has 1 manufacturer part number on file: 4524771 (The Entwistle Company Llc).

What NSN replaces 3950-01-121-6388?

1 possible match (shared part number, not a government interchangeability claim): 3120-01-355-2747. Verify interchangeability with system specifications before substitution.

What are the specifications of 4524771?

Key specifications for 4524771: End Item Identification: THE ENTWISTLE CO SLIDING PADEYE KING POST MODELS H12,B12,CR12. 0 specifications are documented in the U.S. Government catalog.

Is NSN 3950-01-121-6388 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.
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