The Pre-Rinse Unit, cataloged under National Stock Number 4510-01-142-0507, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is T and S Brass and Bronze Works 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4510-01-142-0507 |
| Primary Part Number | B173 |
| Item Name | Pre-Rinse Unit |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | T and S Brass and Bronze Works Inc |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS; CHROME PLATED; 0.500 IN. NPT INTERNAL INLETS; HAS TEMPERATURE CONTROL VALVE FOR ANTI-SCALD PROTECTION; ALSO HAS 800 LB TEST RUBBER HOSE W/STAINLESS STEEL SPIRAL COVER; OUTLET END HAS SPRAY NOZZLE W/SQUEEZE ON CONTROL LBS |
| 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 |
|---|---|
| B173 PRIMARY | T and S Brass and Bronze Works Inc (USA) |
| Reference | Meaning |
|---|---|
| MODEL2010 | C/1 Advisory reference — outside the item-of-supply concept T and S Brass and Bronze Works Inc |
| MODEL 2010 | 5/9 Secondary reference Fisher Mfg Co Inc |
NSN 4510-01-142-0507 is a Pre-Rinse Unit, manufactured by T and S Brass and Bronze Works Inc, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-01-142-0507 has 1 manufacturer part number on file: B173 (T and S Brass and Bronze Works Inc).
1 possible match (shared part number, not a government interchangeability claim): 3030-01-289-4315. Verify interchangeability with system specifications before substitution.
Key specifications for B173: General Characteristics Item Description: BRASS; CHROME PLATED; 0.500 IN. NPT INTERNAL INLETS; HAS TEMPERATURE CONTROL VALVE FOR ANTI-SCALD PROTECTION; ALSO HAS 800 LB TEST RUBBER HOSE W/STAINLESS STEEL SPIRAL COVER; OUTLET END HAS SPRAY NOZZLE W/SQUEEZE ON CONTROL LBS. 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.