The Housing,antifriction Bearing,air, cataloged under National Stock Number 2840-01-105-9513, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Union Machine Co of Lynn, Inc. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-105-9513 |
| Primary Part Number | 37D401649P107 |
| Item Name | Housing,antifriction Bearing,air |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Union Machine Co of Lynn, Inc |
| Status | ACTIVE |
| Criticality Code Justification | AGAVAGAV |
| Material Document and Classification | B50T1131 MFR REF SINGLE MATERIAL RESPONSE HOUSINGB50T1131 MFR REF SINGLE MATERIAL RESPONSE HOUSING |
| Diameter | 8.022 INCHES MINIMUM AND 8.022 INCHES MINIMUM AND 8.027 INCHES MAXIMUM8.027 INCHES MAXIMUM IN |
| Engine Section Location | TURBINETURBINE |
| Material | STEEL HOUSING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 37D401649P107 | Union Machine Co of Lynn, Inc (USA) |
| Reference | Meaning |
|---|---|
| 37D401649P107 | 5/2 Secondary reference U.S. Government activity |
| 37D401649P107 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-01-105-9513 is a Housing,antifriction Bearing,air, manufactured by Union Machine Co of Lynn, Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-105-9513 has 1 manufacturer part number on file: 37D401649P107 (Union Machine Co of Lynn, Inc).
Key specifications for 37D401649P107: Criticality Code Justification: AGAVAGAV; Material Document and Classification: B50T1131 MFR REF SINGLE MATERIAL RESPONSE HOUSINGB50T1131 MFR REF SINGLE MATERIAL RESPONSE HOUSING; Diameter: 8.022 INCHES MINIMUM AND 8.022 INCHES MINIMUM AND 8.027 INCHES MAXIMUM8.027 INCHES MAXIMUM IN; Overall Length: 0.745 INCHES MINIMUM AND 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM0.755 INCHES MAXIMUM IN. 5 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.
NSN 2840-01-105-9513 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.