The Block,stop, cataloged under National Stock Number 1730-00-944-0047, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1730-00-944-0047 |
| Primary Part Number | 64A98B538-1 |
| Item Name | Block,stop |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL 1020 PER SPEC QQ-S-631,CAD PLATED; 1.873 IN. L,0.937 IN. H,4 HOLES 0.937-18UNC-2B THDS 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 |
|---|---|
| 64A98B538-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 64A98B538-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 64A98B538-1XX | Deval Life Cycle Support Llc (USA) |
| 64A98B538-1 | Deval Life Cycle Support Llc (USA) |
| Reference | Meaning |
|---|---|
| 65C35331-7 | 5/9 Secondary reference U.S. Government activity |
| 65C35331-7 | C/1 Advisory reference — outside the item-of-supply concept Gse Production and Support Llc Dba Gse Spares |
| 65C35331-7 | 5/9 Secondary reference U.S. Government activity |
| 65C35331-7 | 5/9 Secondary reference U.S. Government activity |
NSN 1730-00-944-0047 is a Block,stop, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
NSN 1730-00-944-0047 has 4 manufacturer part numbers on file: 64A98B538-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 64A98B538-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 64A98B538-1XX (Deval Life Cycle Support Llc), 64A98B538-1 (Deval Life Cycle Support Llc).
Key specifications for 64A98B538-1: General Characteristics Item Description: STEEL 1020 PER SPEC QQ-S-631,CAD PLATED; 1.873 IN. L,0.937 IN. H,4 HOLES 0.937-18UNC-2B THDS 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.