The Ring,piston, cataloged under National Stock Number 4310-00-403-5645, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Kaydon Ring & Seal Inc Dba Skf Precision Technologies. Government technical data includes 7 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4310-00-403-5645 |
| Primary Part Number | 3776 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Kaydon Ring & Seal Inc Dba Skf Precision Technologies |
| Status | CANCELLED |
| FSC Application Data | VALVE,PRESSURE REGULATING |
| Material | IRON OVERALL |
| Standard Bore Diameter | 2.748 INCHES IN |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Radial Wall Thickness | 0.0970 INCHES NOMINAL IN |
| Joint Style | VERTICAL JOINT |
| Ring Style | CONCENTRIC |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| N03361 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 5729NPC30 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 3776 PRIMARY | Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA) |
| 3361 | Lineta Engineering Und Handelsgesell-Schaft Mbh (DEU) |
| 3361 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4310-00-403-5645 is a Ring,piston, manufactured by Kaydon Ring & Seal Inc Dba Skf Precision Technologies, classified under FSC 4310 (No Item Name Available). Status: cancelled.
NSN 4310-00-403-5645 has 5 cross-referenced part numbers: N03361 (Leslie Controls, Inc. Dba Leslie Controls Inc), 5729NPC30 (Leslie Controls, Inc. Dba Leslie Controls Inc), 3776 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), 3361 (Lineta Engineering Und Handelsgesell-Schaft Mbh), 3361 (Leslie Controls, Inc. Dba Leslie Controls Inc).
There are 12 known substitutes for 4310-00-403-5645: 3110-00-100-0790, 6750-00-398-1433, 3930-00-442-6337 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3776: FSC Application Data: VALVE,PRESSURE REGULATING; Material: IRON OVERALL; Standard Bore Diameter: 2.748 INCHES IN; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 4310-00-403-5645 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.