The Retainer,bearing, cataloged under National Stock Number 3950-01-448-5707, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-448-5707 |
| Primary Part Number | 2C1-04752 |
| Item Name | Retainer,bearing |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Overall Diameter | 12.500 INCHES NOMINAL IN |
| General Characteristics Item Description | 2 HOLES AT 180 DEGREES APART DRILLED 27/64 IN.DIA. AND TAPPED 1/2-13 THDS., 8 HOLES DRILLED EQUALLY APART 9/16 IN.AND IN CENTER 2 HOLES DRILLED 11/32 IN. AND TAPPED 1/8 IN NPT THDS. IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 2E3-00295 IT NO 19 | Lake Shore Systems, Inc. (USA) |
| 2C1-04752 PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2E3-00295 | D/9 Drawing number reference only Lake Shore Systems, Inc. |
NSN 3950-01-448-5707 is a Retainer,bearing, manufactured by Lake Shore Systems, Inc., classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-448-5707 has 2 manufacturer part numbers on file: 2E3-00295 IT NO 19 (Lake Shore Systems, Inc.), 2C1-04752 (Lake Shore Systems, Inc.).
6 possible matches (shared part number, not a government interchangeability claim): 3040-01-449-0058, 3040-01-449-0707, 3040-01-449-0750. Verify interchangeability with system specifications before substitution.
Key specifications for 2C1-04752: Overall Diameter: 12.500 INCHES NOMINAL IN; General Characteristics Item Description: 2 HOLES AT 180 DEGREES APART DRILLED 27/64 IN.DIA. AND TAPPED 1/2-13 THDS., 8 HOLES DRILLED EQUALLY APART 9/16 IN.AND IN CENTER 2 HOLES DRILLED 11/32 IN. AND TAPPED 1/8 IN NPT THDS. IN; Overall Length: 1.361 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 3 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.