The Pin,piston, cataloged under National Stock Number 4310-00-892-4905, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4310-00-892-4905 |
| Item Name | Pin,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Body Style | CHAMFERED ENDS |
| Hole Arrangement Style | TWO HOLES THRU ONE SIDE OF BORE |
| Bore Style | STRAIGHT-THRU BORE |
| Hole Depth | 0.3750 INCHES NOMINAL IN |
| First Hole Diameter | 0.281 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-866, CLASS 8615 MIL SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 2.24900 INCHES NOMINAL IN |
| Second Hole Diameter | 0.281 INCHES NOMINAL IN |
| End Chamfer Angle in Deg | 45.0 |
| Body Length | 6.4375 INCHES NOMINAL IN |
| Center to Center Distance Between Holes | 4.5000 INCHES NOMINAL IN |
| Casehardening Indicator | CASEHARDENED |
| Bore Diameter | 1.5000 INCHES NOMINAL IN |
| Material | STEEL COMP 8615 |
| Metallic Hardness Rating | 55.0 MINIMUM ROCKWELL C AND 60.0 MAXIMUM ROCKWELL C |
| Distance From Centerline of Hole to End of Pin | 0.969 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 |
| Reference | Meaning |
|---|---|
| 6202B | 3/9 Design control — primary reference U.S. Government activity |
| 200113NPC136 | 5/9 Secondary reference U.S. Government activity |
| 6202B | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. Dba Dresser-Rand |
| 200113NPC136 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. Dba Dresser-Rand |
NSN 4310-00-892-4905 is a Pin,piston, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
Key specifications for 4310-00-892-4905: Body Style: CHAMFERED ENDS; Hole Arrangement Style: TWO HOLES THRU ONE SIDE OF BORE; Bore Style: STRAIGHT-THRU BORE; Hole Depth: 0.3750 INCHES NOMINAL IN. 16 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.