The Seal,thrust,bearing, cataloged under National Stock Number 2840-00-918-0143, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2840-00-918-0143 |
| Primary Part Number | 200421 |
| Item Name | Seal,thrust,bearing |
| 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 |
| Reference Number Differentiating Characteristics | AS INDICATED PER DRAWING 37C302122 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 37C302122P103 | General Electric Company (USA) |
| 200421 | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| Reference | Meaning |
|---|---|
| 37C302122P103 | 1/3 Source control — Government-approved source U.S. Government activity |
NSN 2840-00-918-0143 is a Seal,thrust,bearing, 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 2840-00-918-0143 has 2 manufacturer part numbers on file: 37C302122P103 (General Electric Company), 200421 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies).
1 possible match (shared part number, not a government interchangeability claim): 1560-01-681-0815. Verify interchangeability with system specifications before substitution.
Key specifications for 200421: Part Name Assigned by Controlling Agency: SEAL,THRUST BEARING,COMPRESSOR-REAR FRAME; End Item Identification: T-64 TURBOPROP ENGINE; Reference Number Differentiating Characteristics: AS INDICATED PER DRAWING 37C302122. 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.
NSN 2840-00-918-0143 has DEMIL Code D. 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.