The Valve Stem,strainer Element, cataloged under National Stock Number 4730-01-251-3137, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-251-3137 |
| Primary Part Number | NB21089123 |
| Item Name | Valve Stem,strainer Element |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| General Characteristics Item Description | O/A LG 9.250 IN.,DIA 0.188 IN.,10-32 THD BOTH ENDS,ACCOMMODATES 3.000 IN. NO.1 STRAINER BASKET 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 |
|---|---|
| NB21089123 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 210891-23 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| N21089123 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 10891-23 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 4730-01-251-3137 is a Valve Stem,strainer Element, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-251-3137 has 1 manufacturer part number on file: NB21089123 (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for NB21089123: General Characteristics Item Description: O/A LG 9.250 IN.,DIA 0.188 IN.,10-32 THD BOTH ENDS,ACCOMMODATES 3.000 IN. NO.1 STRAINER BASKET IN. 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.