The Shaft,bell Crank Assembly, cataloged under National Stock Number 1630-01-237-4408, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-01-237-4408 |
| Item Name | Shaft,bell Crank Assembly |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT SKI SYSTEM |
| General Characteristics Item Description | MATERIAL IS 8630 STEEL,PER MIL-S-6579,COND C;NICKEL PLATED TYPE 3 PER LAC PROCESS SPEC 499;LUBRICATED PER LACPROCESS BULLETIN G-81F,CLASS A;LENGTH IS 5.490;DIA IS 1.995 IN. MIN AND 1.997 IN. MAX;CENTER BORE IS 1.600 IN. IN |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 380223-5 | 3/2 Design control — primary reference U.S. Government activity |
| 380223-5 | 5/9 Secondary reference Air New Zealand Ltd Air New Zealand Engineering Services |
| 380223-5 | 5/9 Secondary reference Har-Mac Co Inc |
NSN 1630-01-237-4408 is a Shaft,bell Crank Assembly, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
Key specifications for 1630-01-237-4408: FSC Application Data: AIRCRAFT SKI SYSTEM; General Characteristics Item Description: MATERIAL IS 8630 STEEL,PER MIL-S-6579,COND C;NICKEL PLATED TYPE 3 PER LAC PROCESS SPEC 499;LUBRICATED PER LACPROCESS BULLETIN G-81F,CLASS A;LENGTH IS 5.490;DIA IS 1.995 IN. MIN AND 1.997 IN. MAX;CENTER BORE IS 1.600 IN. IN; Criticality Code Justification: AGAV; End Item Identification: LC-130H AIRCRAFT. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.