The Pin,diaphragm, cataloged under National Stock Number 5315-00-918-3864, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Caprice Engineering Company, Inc.. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Pin,diaphragm |
| FSC / FSG | 5315 — Nails, Machine Keys, and Pins (FSG 53) |
| Manufacturers | Caprice Engineering Company, Inc. (CAGE 52916); Cm Manufacturing Inc Dba Cm Manufacturing Inc (CAGE 6Z056); Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (CAGE 17772); Preci-Manufacturing, Incorporated (CAGE 66841) |
| Parameter | Value |
|---|---|
| NSN | 5315-00-918-3864 |
| Primary Part Number | 840446-1 |
| Item Name | Pin,diaphragm |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Caprice Engineering Company, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 840446-1 | Caprice Engineering Company, Inc. (USA) |
| 840446-1 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 840446-1 | Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (USA) |
| 840446-1 | Preci-Manufacturing, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 840446-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-918-3864 is a Pin,diaphragm, manufactured by Caprice Engineering Company, Inc., classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-918-3864 has 4 manufacturer part numbers on file: 840446-1 (Caprice Engineering Company, Inc.), 840446-1 (Cm Manufacturing Inc Dba Cm Manufacturing Inc), 840446-1 (Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co), 840446-1 (Preci-Manufacturing, Incorporated).
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.