The Guide,valve Stem, cataloged under National Stock Number 4510-00-019-2956, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Coyne & Delany Company Dba Delany Products Div Delany Products. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-00-019-2956 |
| Primary Part Number | P103U |
| Item Name | Guide,valve Stem |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Coyne & Delany Company Dba Delany Products Div Delany Products |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| P103U PRIMARY | Coyne & Delany Company Dba Delany Products Div Delany Products (USA) |
| Reference | Meaning |
|---|---|
| 092973 | 5/9 Secondary reference U.S. Government activity |
| A103UP1 | 5/9 Secondary reference Coyne & Delany Company Dba Delany Products Div Delany Products |
NSN 4510-00-019-2956 is a Guide,valve Stem, manufactured by Coyne & Delany Company Dba Delany Products Div Delany Products, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-00-019-2956 has 1 manufacturer part number on file: P103U (Coyne & Delany Company Dba Delany Products Div Delany Products).
Key specifications for P103U: Special Features: 4 GUIDE LUGS SPACED 90 DEGS APART ON ONE END; INTERNALLY THREADED 0.688-24 UNEF 2B; RIGHT-HAND THREADS; 1.107 IN. OD; 0.688 IN LG IN; End Item Identification: FLUSH VALVE,COYNE AND DELANEY,MODELS PRESTO AND REX; Material: COPPER ALLOY. 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.