The Pin,piston, cataloged under National Stock Number 4310-00-142-0267, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-142-0267 |
| Item Name | Pin,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| FSC Application Data | AIR COMPRESSOR |
| Body Style | CHAMFERED ENDS W/RADIAL SLOT |
| Bore Style | STRAIGHT-THRU BORE |
| Distance From End to Slot Center | 1.725 INCHES NOMINAL IN |
| Material Document and Classification | MIL-T-8504 MIL SPEC SINGLE MATERIAL RESPONSE |
| Groove Depth | 0.0625 INCHES NOMINAL IN |
| Outside Diameter | 0.88300 INCHES MINIMUM AND 0.88320 INCHES MAXIMUM IN |
| Radial Groove Radius | 0.250 INCHES NOMINAL IN |
| End Chamfer Angle in Deg | 45.0 |
| Body Length | 3.5000 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Bore Diameter | 0.5937 INCHES NOMINAL IN |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 62F51 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| 62F51 | 3/9 Design control — primary reference Cooper Industries Industrial Machinery Div |
NSN 4310-00-142-0267 is a Pin,piston, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
Key specifications for 4310-00-142-0267: FSC Application Data: AIR COMPRESSOR; Body Style: CHAMFERED ENDS W/RADIAL SLOT; Bore Style: STRAIGHT-THRU BORE; Distance From End to Slot Center: 1.725 INCHES NOMINAL IN. 13 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.