The Ring,piston, cataloged under National Stock Number 4310-00-131-2997, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-131-2997 |
| Primary Part Number | SL6 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Material | IRON OVERALL |
| FSC Application Data | STEAM PISTON,DIRECT ACTING PUMP |
| Bore Diameter Oversize | 0.010 INCHES IN |
| Ring Style | CONCENTRIC |
| Radial Wall Thickness | 0.3750 INCHES NOMINAL IN |
| Joint Style | VERTICAL JOINT |
| Standard Bore Diameter | 11.000 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SL6 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS5-1727PC28 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| CA68S4700-5PC28 | Naval Ship Systems Command (USA) |
NSN 4310-00-131-2997 is a Ring,piston, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-131-2997 has 3 cross-referenced part numbers: SL6 (Circor Naval Solutions Llc Dba Warren Pumps), BS5-1727PC28 (Circor Naval Solutions Llc Dba Warren Pumps), CA68S4700-5PC28 (Naval Ship Systems Command).
There are 3 known substitutes for 4310-00-131-2997: 1680-00-209-0932, 5340-00-602-6976, 3455-01-232-8411. Verify interchangeability with system specifications before substitution.
Key specifications for SL6: Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Material: IRON OVERALL; FSC Application Data: STEAM PISTON,DIRECT ACTING PUMP; Overall Width: 0.4980 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.