The Ring,piston, cataloged under National Stock Number 4310-00-821-1113, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Atlas Copco Holyoke Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-821-1113 |
| Primary Part Number | RNG611 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Atlas Copco Holyoke Inc |
| Status | ACTIVE |
| Oil Passage Type and Quantity | 35 HOLE HORIZONTALLY THROUGH RING |
| Oil Passage Type and Quantity | 1 GROOVE OUTSIDE PERIPHERY |
| Material | IRON OVERALL |
| Ring Style | CONCENTRIC |
| Joint Style | VERTICAL JOINT |
| Cross-Sectional Shape Style | CONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL |
| Radial Wall Thickness | 0.0770 INCHES MINIMUM AND 0.0870 INCHES MAXIMUM IN |
| Standard Bore Diameter | 1.876 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 10038N | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| N10038N | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| RNG611 PRIMARY | Atlas Copco Holyoke Inc (USA) |
| 3739 PRIMARY | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| RNG611 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
NSN 4310-00-821-1113 is a Ring,piston, manufactured by Atlas Copco Holyoke Inc, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-821-1113 has 5 cross-referenced part numbers: 10038N (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), N10038N (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), RNG611 (Atlas Copco Holyoke Inc), 3739 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), RNG611 (Dresser-Rand Co Worthington Compressor Opn a Joint Venture).
There are 7 known substitutes for 4310-00-821-1113: 5120-00-132-0850, 2030-00-336-5681, 5330-00-402-0130 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for RNG611: Oil Passage Type and Quantity: 35 HOLE HORIZONTALLY THROUGH RING; Oil Passage Type and Quantity: 1 GROOVE OUTSIDE PERIPHERY; Material: IRON OVERALL; Ring Style: CONCENTRIC. 9 total characteristics are documented in the Federal Logistics Information System.