The Nipple Assy, cataloged under National Stock Number 4510-01-203-1830, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Safran Electronics & Defense, Avionics Usa, Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4510-01-203-1830 |
| Primary Part Number | 2651-216-1 |
| Item Name | Nipple Assy |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Safran Electronics & Defense, Avionics Usa, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | WORKS WITH RS900L045 O RING AND 2651-216-2 TUBE/FLG ASSY IN 4 IN. LAVATORY DRAIN ASSY 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 |
|---|---|
| 2651-216-1 PRIMARY | Safran Electronics & Defense, Avionics Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2651-216-1 | 3/9 Design control — primary reference U.S. Government activity |
| 2651-216-1 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 4510-01-203-1830 is a Nipple Assy, manufactured by Safran Electronics & Defense, Avionics Usa, Llc, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-01-203-1830 has 1 manufacturer part number on file: 2651-216-1 (Safran Electronics & Defense, Avionics Usa, Llc).
Key specifications for 2651-216-1: General Characteristics Item Description: WORKS WITH RS900L045 O RING AND 2651-216-2 TUBE/FLG ASSY IN 4 IN. LAVATORY DRAIN ASSY IN; End Item Identification: C5B AIRCRAFT. 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.