The Ring,wearing, cataloged under National Stock Number 4320-00-132-3133, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Pentair Pump Group, Inc. Dba Fairbanks Morse Pump. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-132-3133 |
| Primary Part Number | K1 1-2T17F |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OUTSIDE |
| Surface Finish | 125.0 MICROINCHES LEFT FACE |
| Surface Finish | 125.0 MICROINCHES INSIDE |
| Surface Finish | 125.0 MICROINCHES RIGHT FACE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Style | PLAIN |
| Body Outside Diameter | 4.812 INCHES NOMINAL IN |
| Material Document and Classification | MIL-B-16261,GR 2 MIL SPEC SINGLE MATERIAL RESPONSE |
| Body Inside Diameter | 3.875 INCHES MINIMUM AND 3.876 INCHES MAXIMUM IN |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SMS-K1 1-2T17F | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA) |
| 55-22346-190S | Euramco Safety Inc (USA) |
| K1 1-2T17F PRIMARY | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump (USA) |
NSN 4320-00-132-3133 is a Ring,wearing, manufactured by Pentair Pump Group, Inc. Dba Fairbanks Morse Pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-132-3133 has 3 manufacturer part numbers on file: SMS-K1 1-2T17F (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc), 55-22346-190S (Euramco Safety Inc), K1 1-2T17F (Pentair Pump Group, Inc. Dba Fairbanks Morse Pump).
Key specifications for K1 1-2T17F: Surface Finish: 125.0 MICROINCHES OUTSIDE; Surface Finish: 125.0 MICROINCHES LEFT FACE; Surface Finish: 125.0 MICROINCHES INSIDE; Surface Finish: 125.0 MICROINCHES RIGHT FACE. 10 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.