The Carbon,seal Kit, cataloged under National Stock Number 2840-01-131-4763, 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 Kaydon Ring & Seal Inc Dba Skf Precision Technologies. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-131-4763 |
| Primary Part Number | 601257 |
| Item Name | Carbon,seal Kit |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Kaydon Ring & Seal Inc Dba Skf Precision Technologies |
| Status | ACTIVE |
| General Characteristics Item Description | CRES,AMS5699; CONSISTS OF EXTENSION SPRING 1,COMPRESSION SPRING 6,SEAL RING 1 |
| 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 |
|---|---|
| 601257 PRIMARY | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| Reference | Meaning |
|---|---|
| 10158509 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 2840-01-131-4763 is a Carbon,seal Kit, manufactured by Kaydon Ring & Seal Inc Dba Skf Precision Technologies, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-131-4763 has 1 manufacturer part number on file: 601257 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies).
Key specifications for 601257: General Characteristics Item Description: CRES,AMS5699; CONSISTS OF EXTENSION SPRING 1,COMPRESSION SPRING 6,SEAL RING 1; End Item Identification: ENGINE MODEL F404-GE-400. 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.