The Retainer,pad, cataloged under National Stock Number 4810-01-147-4190, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-147-4190 |
| Item Name | Retainer,pad |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| General Characteristics Item Description | NICKEL COPPER QQ-N-281 CL A;2.000 IN. LG;1.562 IN. WIDE;0.375 IN. THICK;TWO HOLES 0.406 IN. THRU 82 DEG COUNTERSINK TO 0.762 DIA;1.000 IN. CENTER TO CENTER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 803-4385049-B-039 | 3/2 Design control — primary reference U.S. Government activity |
| 810-4385049 | 5/9 Secondary reference U.S. Government activity |
| 810-4385049-B-039 | 5/9 Secondary reference U.S. Government activity |
| 803-4385049 | D/9 Drawing number reference only U.S. Government activity |
NSN 4810-01-147-4190 is a Retainer,pad, classified under FSC 4810, Valves, Powered. Status: active.
Key specifications for 4810-01-147-4190: General Characteristics Item Description: NICKEL COPPER QQ-N-281 CL A;2.000 IN. LG;1.562 IN. WIDE;0.375 IN. THICK;TWO HOLES 0.406 IN. THRU 82 DEG COUNTERSINK TO 0.762 DIA;1.000 IN. CENTER TO CENTER IN; End Item Identification: 8.000 IN. HULL AND BACKUP VALVE ASSEMBLY 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.