The Piston,vent, cataloged under National Stock Number 4810-01-057-6319, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-057-6319 |
| Primary Part Number | 42612A |
| Item Name | Piston,vent |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| General Characteristics Item Description | MATL ALUM ALLOY 2024-T351 PER QQ-A-225/6 OR 6061-T6 PER QQ-A-225/3,BASE DIA 1.550 IN. NOM,SHAFT DIA 0.248 IN. TO 0.249 IN.,BASE HEIGHT 0.245 IN. NOM,OVERALL HEIGHT 1.800 IN. NOM,COUNTERBORE IN TOP OF SHAFT DIA 0.1255 IN. NOM,C-BORE LENGTH 1.375 IN. NOM,DIA OF BASE C-BORE 1.195 IN. NOM,HEIGHT 0.140 IN. NOM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 42612A PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
NSN 4810-01-057-6319 is a Piston,vent, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-057-6319 has 1 manufacturer part number on file: 42612A (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S).
Key specifications for 42612A: General Characteristics Item Description: MATL ALUM ALLOY 2024-T351 PER QQ-A-225/6 OR 6061-T6 PER QQ-A-225/3,BASE DIA 1.550 IN. NOM,SHAFT DIA 0.248 IN. TO 0.249 IN.,BASE HEIGHT 0.245 IN. NOM,OVERALL HEIGHT 1.800 IN. NOM,COUNTERBORE IN TOP OF SHAFT DIA 0.1255 IN. NOM,C-BORE LENGTH 1.375 IN. NOM,DIA OF BASE C-BORE 1.195 IN. NOM,HEIGHT 0.140 IN. NOM 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.
NSN 4810-01-057-6319 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.