The Puller Assembly, cataloged under National Stock Number 4921-00-593-8028, is classified within Federal Supply Class 4921 (Torpedo Maintenance, Repair, and Checkout Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4921-00-593-8028 |
| Primary Part Number | 1155523 |
| Item Name | Puller Assembly |
| FSC / FSG | 4921 / 49 — Torpedo Maintenance, Repair, and Checkout Specialized Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM BAR 0.500 IN. H,1.000 IN. W,9.125 IN. LG WELDEDTO ALUMINUM ALLOY NO. 6061&TEMPER T6 8.625 IN. OUTSIDE DIA,0.300IN. THK WALL BY 2.500 IN. LG TUBING,0.312 IN. DIA DRILL THRUBAR 2 HOLES FOR CORROSION RESISTING 0.250&20 NC BY 3.875 IN. LG STUDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1155523 PRIMARY | Naval Sea Systems Command (USA) |
| LD481031 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1155523 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| LD481031 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4921-00-593-8028 is a Puller Assembly, manufactured by Naval Sea Systems Command, classified under FSC 4921, Torpedo Maintenance, Repair, and Checkout Specialized Equipment. Status: active.
NSN 4921-00-593-8028 has 2 manufacturer part numbers on file: 1155523 (Naval Sea Systems Command), LD481031 (Naval Sea Systems Command).
Key specifications for 1155523: General Characteristics Item Description: ALUMINUM BAR 0.500 IN. H,1.000 IN. W,9.125 IN. LG WELDEDTO ALUMINUM ALLOY NO. 6061&TEMPER T6 8.625 IN. OUTSIDE DIA,0.300IN. THK WALL BY 2.500 IN. LG TUBING,0.312 IN. DIA DRILL THRUBAR 2 HOLES FOR CORROSION RESISTING 0.250&20 NC BY 3.875 IN. LG STUDS 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.
NSN 4921-00-593-8028 has DEMIL Code B. 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.