The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-056-4331, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Gits Mfg Co Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-056-4331 |
| Primary Part Number | 558-0050-015 |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Gits Mfg Co Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CROSS SECT W 0.446 IN. OUTSIDE DIA 1.002 IN. ASSY COMPONENTS SHELL ASSY 00-805087,SEAL RING ADAPTER 00-050010,SPRING 06-004385,O'RING 16-010563,O'RING 16-010873,SHELL COATED W/ POLYTETRAFLUOROETHYLENE IN |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 558-0050-015 | Gits Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 58-050-15 | 5/9 Secondary reference Apache Corp Gits Bros Mfg Co |
| 81296-050-15 | 5/9 Secondary reference U.S. Government activity |
| 58-050-15 | 3/2 Design control — primary reference U.S. Government activity |
| 58-050-15 | 5/9 Secondary reference Gits Mfg Co Inc |
NSN 4320-01-056-4331 is a Seal Assembly,shaft,spring Loade, manufactured by Gits Mfg Co Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-056-4331 has 1 manufacturer part number on file: 558-0050-015 (Gits Mfg Co Inc).
Key specifications for 558-0050-015: General Characteristics Item Description: CROSS SECT W 0.446 IN. OUTSIDE DIA 1.002 IN. ASSY COMPONENTS SHELL ASSY 00-805087,SEAL RING ADAPTER 00-050010,SPRING 06-004385,O'RING 16-010563,O'RING 16-010873,SHELL COATED W/ POLYTETRAFLUOROETHYLENE IN; Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; End Item Identification: F-16 AIRCRAFT. 2 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.
NSN 4320-01-056-4331 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.