The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-612-4022, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Technetics Group Chicago Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-612-4022 |
| Primary Part Number | 903-0063-051 |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Technetics Group Chicago Llc |
| Status | ACTIVE |
| Overall Diameter | 1.630 INCHES MINIMUM AND 1.632 INCHES MAXIMUM IN |
| General Characteristics Item Description | MATERIALS: UNLESS OTHERWISE SPECIFIED ALL METAL PARTS SHALL BE CRES AISI 300 SERIES,CRES AISI 400 SERIES, CRES 17-7 OR TUNGSTEN CARBIDE |
| Supplementary Features | THE FOLLOWING TEST CONDITIONS ARE REQUIRED UNLESS OTHERWISE SPECIFIED: TEMPERATURE: ROOM AMBIENT (77F, + OR - 18F), ALTITUDE: LOCAL, HUMIDITY: ROOM AMBIENT |
| Specification/standard Data | 05047-ASME Y14.5-2009 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 903-0063-051 PRIMARY | Technetics Group Chicago Llc (USA) |
| 8475395 | Naval Sea Systems Command (USA) |
NSN 4320-01-612-4022 is a Seal Assembly,shaft,spring Loade, manufactured by Technetics Group Chicago Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-612-4022 has 2 manufacturer part numbers on file: 903-0063-051 (Technetics Group Chicago Llc), 8475395 (Naval Sea Systems Command).
Key specifications for 903-0063-051: Overall Diameter: 1.630 INCHES MINIMUM AND 1.632 INCHES MAXIMUM IN; General Characteristics Item Description: MATERIALS: UNLESS OTHERWISE SPECIFIED ALL METAL PARTS SHALL BE CRES AISI 300 SERIES,CRES AISI 400 SERIES, CRES 17-7 OR TUNGSTEN CARBIDE; Supplementary Features: THE FOLLOWING TEST CONDITIONS ARE REQUIRED UNLESS OTHERWISE SPECIFIED: TEMPERATURE: ROOM AMBIENT (77F, + OR - 18F), ALTITUDE: LOCAL, HUMIDITY: ROOM AMBIENT; Overall Length: 1.421 INCHES MINIMUM AND 1.435 INCHES MAXIMUM IN. 5 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.