The Sextant,marine, cataloged under National Stock Number 6605-01-438-2949, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Baker, Lyman & Company, Inc. Dba Baker Lyman Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6605-01-438-2949 |
| Primary Part Number | ASTRA IIIB |
| Item Name | Sextant,marine |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | Baker, Lyman & Company, Inc. Dba Baker Lyman Co |
| Status | ACTIVE |
| Accessory Components and Quantity | (1) WOODEN CASE, (1) INSTRUCTION BOOKLET, (1) SCREWDRIVER, (1) CLEANING BRUSH, (1) CLEANING CLOTH, (1) OIL VIAL, SPARE SPRINGS AND SPARE LIGHT BULB |
| Battery Voltage Rating in Volts | 3.0 |
| 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 |
|---|---|
| ASTRA IIIB PRIMARY | Baker, Lyman & Company, Inc. Dba Baker Lyman Co (USA) |
| Reference | Meaning |
|---|---|
| 6605PL1634417 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 6605-01-438-2949 is a Sextant,marine, manufactured by Baker, Lyman & Company, Inc. Dba Baker Lyman Co, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-438-2949 has 1 manufacturer part number on file: ASTRA IIIB (Baker, Lyman & Company, Inc. Dba Baker Lyman Co).
Key specifications for ASTRA IIIB: Accessory Components and Quantity: (1) WOODEN CASE, (1) INSTRUCTION BOOKLET, (1) SCREWDRIVER, (1) CLEANING BRUSH, (1) CLEANING CLOTH, (1) OIL VIAL, SPARE SPRINGS AND SPARE LIGHT BULB; Special Features: 40 MM OBJECTIVE; 51MM DIA. HORIZON MIRROR; 51 MM INDEX MIRROR; ALUMINUM ALLOY FRAME. MM; End Item Identification: MK 5; Battery Voltage Rating in Volts: 3.0. 2 specifications are 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.