The Dolly Block Assembly, cataloged under National Stock Number 2030-01-149-5436, is classified within Federal Supply Class 2030 (Deck Machinery) of the Ship and Marine 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2030-01-149-5436 |
| Primary Part Number | 709-4684878 ITEM 6 |
| Item Name | Dolly Block Assembly |
| FSC / FSG | 2030 / 20 — Deck Machinery |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | C/O DOLLY LOCK ASSEMBLY B,C,D,E,F,0.187 IN. SQUARE BAR,NUT SELF LOCKING 0.312-18UNC-3B THD,PACKING PREFORMED BUNA-N 1.046 IN. ID 0.139 IN. THK,PACKING PREFORMED BUNA-N O-859 IN. ID 0.139 IN. THK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 709-4684878 ITEM 6 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 87832-1607 ITEM 6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2030-01-149-5436 is a Dolly Block Assembly, manufactured by Naval Sea Systems Command, classified under FSC 2030, Deck Machinery. Status: active.
NSN 2030-01-149-5436 has 1 manufacturer part number on file: 709-4684878 ITEM 6 (Naval Sea Systems Command).
Key specifications for 709-4684878 ITEM 6: General Characteristics Item Description: C/O DOLLY LOCK ASSEMBLY B,C,D,E,F,0.187 IN. SQUARE BAR,NUT SELF LOCKING 0.312-18UNC-3B THD,PACKING PREFORMED BUNA-N 1.046 IN. ID 0.139 IN. THK,PACKING PREFORMED BUNA-N O-859 IN. ID 0.139 IN. THK 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 2030-01-149-5436 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.