NSN 6605-01-697-4233 · NIIN 016974233 · Part number B-81-WM
Ritchie E S and Sons Inc · FSC 6605 — Navigational Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 50967
Government record, cited
NSN 6605-01-697-4233 — this item is cataloged by the U.S. Government under National Stock Number 6605-01-697-4233. Manufacturer of record part number: B-81-WM.
Also searched as6605-01-697-4233 ·
6605016974233 ·
NIIN 016974233 ·
01-697-4233 ·
FSC 6605 Navigational Instruments · CAGE 50967 · B-81-WM
Nearby stock numbers← 6605-01-697-1876 Sensor, Inertial System Navigatio
·
6605-01-697-4611 Inertial Reference Unit, Navigati →
Features
Compass,magnetic,mounted — FSC 6605
Design Type: TOP READING
Mounting Method: BRACKET(S)
Illuminated Feature: INCLUDED
Compensating Feature: INCLUDED
Bowl Shape: SPHERICAL
Instrument Type: DRY
Smallest Increment in Deg: 5.0 DIAL
Identification
NSN: 6605-01-697-4233
NIIN: 016974233
FSC: 6605 — Navigational Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: B-81-WM
Manufacturer: Ritchie E S and Sons Inc
General Description
The Compass,magnetic,mounted, cataloged under National Stock Number 6605-01-697-4233, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ritchie E S and Sons Inc. Government technical data includes 7 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6605-01-697-4233
Primary Part Number
B-81-WM
Item Name
Compass,magnetic,mounted
FSC / FSG
6605 / 66 — Navigational Instruments
Manufacturer
Ritchie E S and Sons Inc
Status
ACTIVE
Design Type
TOP READING
Mounting Method
BRACKET(S)
Illuminated Feature
INCLUDED
Compensating Feature
INCLUDED
Bowl Shape
SPHERICAL
Instrument Type
DRY
Smallest Increment in Deg
5.0 DIAL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6605 — Navigational Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6605-00-001-3932
6605-00-001-3932 · Item name not on file
6605-00-001-3939
6605-00-001-3939 · Item name not on file
6605-00-001-3940
6605-00-001-3940 · Item name not on file
6605-00-001-4320
6605-00-001-4320 · Item name not on file
6605-00-001-4321
CONTROL UNIT,SHIP,P
6605-00-001-4322
6605-00-001-4322 · Item name not on file
6605-00-001-4323
6605-00-001-4323 · Item name not on file
6605-00-001-4327
6605-00-001-4327 · Item name not on file
Frequently Asked Questions
What is NSN 6605-01-697-4233?
NSN 6605-01-697-4233 is a Compass,magnetic,mounted, manufactured by Ritchie E S and Sons Inc, classified under FSC 6605, Navigational Instruments. Status: active.
What part numbers are listed for NSN 6605-01-697-4233?
NSN 6605-01-697-4233 has 1 manufacturer part number on file: B-81-WM (Ritchie E S and Sons Inc).
What are the specifications of B-81-WM?
Key specifications for B-81-WM: Overall Height: 133.0 MILLIMETERS NOMINAL MM; Design Type: TOP READING; Mounting Method: BRACKET(S); Overall Length: 125.0 MILLIMETERS NOMINAL MM. 7 specifications are documented in the U.S. Government catalog.
Is NSN 6605-01-697-4233 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.