The Retainer,pulley Drain Valve, cataloged under National Stock Number 4510-00-255-2816, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Mag Aerospace Industries, Llc Div Safran Cabins. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-00-255-2816 |
| Primary Part Number | 143424 |
| Item Name | Retainer,pulley Drain Valve |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Mag Aerospace Industries, Llc Div Safran Cabins |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL CRES 302 2B FINISH PER MIL-S-5059,PASSIVATE PER MIL-F-14072 FINISH E300,2.375 IN. O/A LG,1.938 IN. O/A W,4 HOLES 0.203 IN. PORM 0.005 IN. EQUALLY SPACED ON A 2.000 IN. DIA BOLT CIRCLE 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 |
|---|---|
| 143424 PRIMARY | Mag Aerospace Industries, Llc Div Safran Cabins (USA) |
| Reference | Meaning |
|---|---|
| 143424 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4510-00-255-2816 is a Retainer,pulley Drain Valve, manufactured by Mag Aerospace Industries, Llc Div Safran Cabins, classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-00-255-2816 has 1 manufacturer part number on file: 143424 (Mag Aerospace Industries, Llc Div Safran Cabins).
Key specifications for 143424: General Characteristics Item Description: MATERIAL CRES 302 2B FINISH PER MIL-S-5059,PASSIVATE PER MIL-F-14072 FINISH E300,2.375 IN. O/A LG,1.938 IN. O/A W,4 HOLES 0.203 IN. PORM 0.005 IN. EQUALLY SPACED ON A 2.000 IN. DIA BOLT CIRCLE 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.