The Spline Bushing,test Stand, cataloged under National Stock Number 4920-01-142-5631, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Celtech Corporation Div Use CAGE 65552 for All Orders. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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.
| Parameter | Value |
|---|---|
| NSN | 4920-01-142-5631 |
| Primary Part Number | 37-112-5-1 |
| Item Name | Spline Bushing,test Stand |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Celtech Corporation Div Use CAGE 65552 for All Orders |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM 6061-T6,1.125 IN. LG,0.749 IN. O/D IN |
| 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 |
|---|---|
| 37-112-5-1 PRIMARY | Celtech Corporation Div Use CAGE 65552 for All Orders (USA) |
NSN 4920-01-142-5631 is a Spline Bushing,test Stand, manufactured by Celtech Corporation Div Use CAGE 65552 for All Orders, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-142-5631 has 1 manufacturer part number on file: 37-112-5-1 (Celtech Corporation Div Use CAGE 65552 for All Orders).
1 possible match (shared part number, not a government interchangeability claim): 3830-01-679-7541. Verify interchangeability with system specifications before substitution.
Key specifications for 37-112-5-1: General Characteristics Item Description: ALUMINUM 6061-T6,1.125 IN. LG,0.749 IN. O/D IN; End Item Identification: T76 JET ENGINE TEST STAND. 1 specification is 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.