The Pin,piston, cataloged under National Stock Number 4310-01-022-0073, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Myers F E Co Sub of Pentair Corp. Government technical data includes 12 specifications, 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 | 4310-01-022-0073 |
| Primary Part Number | M-1525A |
| Item Name | Pin,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Myers F E Co Sub of Pentair Corp |
| Status | ACTIVE |
| Body Style | CHAMFERED ENDS |
| Hole Arrangement Style | ONE HOLE IN SOLID PIN |
| Hole Depth | 0.4060 INCHES NOMINAL IN |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1018 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1018 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 1.12400 INCHES NOMINAL IN |
| End Chamfer Angle in Deg | 30.0 |
| Body Length | 2.5000 INCHES NOMINAL IN |
| Casehardening Indicator | CASEHARDENED |
| Material | STEEL COMP 1018 |
| Metallic Hardness Rating | 58.0 MINIMUM ROCKWELL C AND 62.0 MAXIMUM ROCKWELL C |
| Distance From Centerline of Hole to End of Pin | 2.250 INCHES NOMINAL IN |
| Hole Diameter | 0.1920 INCHES NOMINAL 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 |
|---|---|
| M-1525A PRIMARY | Myers F E Co Sub of Pentair Corp (USA) |
NSN 4310-01-022-0073 is a Pin,piston, manufactured by Myers F E Co Sub of Pentair Corp, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-022-0073 has 1 manufacturer part number on file: M-1525A (Myers F E Co Sub of Pentair Corp).
Key specifications for M-1525A: Body Style: CHAMFERED ENDS; Hole Arrangement Style: ONE HOLE IN SOLID PIN; Hole Depth: 0.4060 INCHES NOMINAL IN; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1018 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1018 ASSN STD SINGLE MATERIAL RESPONSE. 12 specifications are 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.