The Block,marking, cataloged under National Stock Number 6605-01-188-0179, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is The Dewey Electronics Corporation Div Pitometer Log Division. 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6605-01-188-0179 |
| Primary Part Number | 30585-1 |
| Item Name | Block,marking |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | The Dewey Electronics Corporation Div Pitometer Log Division |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINIUM ALLOY,2024-T4; ANODIZED FINISH,DYED BLACK,MIL-A-8625,TYPE II; 1-15/32 IN. O/A LG,0.480 IN. O/A W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 30585-1 PRIMARY | The Dewey Electronics Corporation Div Pitometer Log Division (USA) |
NSN 6605-01-188-0179 is a Block,marking, manufactured by The Dewey Electronics Corporation Div Pitometer Log Division, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-188-0179 has 1 manufacturer part number on file: 30585-1 (The Dewey Electronics Corporation Div Pitometer Log Division).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-623-1036. Verify interchangeability with system specifications before substitution.
Key specifications for 30585-1: General Characteristics Item Description: ALUMINIUM ALLOY,2024-T4; ANODIZED FINISH,DYED BLACK,MIL-A-8625,TYPE II; 1-15/32 IN. O/A LG,0.480 IN. O/A W IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.