The Link Assembly,valve, cataloged under National Stock Number 4320-00-398-9398, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-398-9398 |
| Primary Part Number | SE7 |
| Item Name | Link Assembly,valve |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF THE FOLLOWING ONE FORGED STEEL VALVE ROD LINK; ONE BRONZE VALVE ROD BUSHING; TWO FORGED STEEL COLLARS; TWO FORGED STEEL SPLIT KEYS; TWO STEEL SURFACE SET SCREWS; 5/8-11 THDS; 2 IN. THD LG IN |
| 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 |
|---|---|
| SE7 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| CS4320-0220 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| SPI-R222-4 | Tricor Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BS5-1714PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS5-1732PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS5-1716PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS5-1774PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS5-1772PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS5-1705PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| BS5-1703PC117T0122 | 5/9 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
NSN 4320-00-398-9398 is a Link Assembly,valve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-398-9398 has 3 manufacturer part numbers on file: SE7 (Circor Naval Solutions Llc Dba Warren Pumps), CS4320-0220 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), SPI-R222-4 (Tricor Systems Inc).
Key specifications for SE7: General Characteristics Item Description: CONSISTS OF THE FOLLOWING ONE FORGED STEEL VALVE ROD LINK; ONE BRONZE VALVE ROD BUSHING; TWO FORGED STEEL COLLARS; TWO FORGED STEEL SPLIT KEYS; TWO STEEL SURFACE SET SCREWS; 5/8-11 THDS; 2 IN. THD LG IN. 1 specification is 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.