The Seal,mechanical, cataloged under National Stock Number 5330-01-024-3642, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is John Crane, Inc. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-024-3642 |
| Primary Part Number | LSCT-26/BP131261/M132-42 |
| Item Name | Seal,mechanical |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | John Crane, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | SYNTHETIC RUBBER O-RING,CRES SPRING,CARBON SEAL WASHER AND DISC,0.437 IN. DIA SHAFT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LSCT-26/BP131261/M132-42 PRIMARY | John Crane, Inc (USA) |
| CFSP-69556 | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| LSCT-26/SC312-468 BP131261 | 5/9 Secondary reference John Crane, Inc |
| SC312-468-7/16S | 5/9 Secondary reference John Crane, Inc |
| SC312-468-7/16S | 5/9 Secondary reference U.S. Government activity |
| 2994643-3 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| SC312-468-7-16S | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-024-3642 is a Seal,mechanical, manufactured by John Crane, Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-024-3642 has 2 manufacturer part numbers on file: LSCT-26/BP131261/M132-42 (John Crane, Inc), CFSP-69556 (John Crane, Inc).
Key specifications for LSCT-26/BP131261/M132-42: General Characteristics Item Description: SYNTHETIC RUBBER O-RING,CRES SPRING,CARBON SEAL WASHER AND DISC,0.437 IN. DIA SHAFT IN. 1 specification is 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.