NSN 6615-01-031-3563 · NIIN 010313563 · Part number 45371
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · FSC 6615 — Automatic Pilot Mechanisms and Airborne Gyro Components · FSG 66 — Instruments and Laboratory Equipment · CAGE 50027
Government record, cited
NSN 6615-01-031-3563 — this item is cataloged by the U.S. Government under National Stock Number 6615-01-031-3563. Manufacturer of record part number: 45371.
Also searched as6615-01-031-3563 ·
6615010313563 ·
NIIN 010313563 ·
01-031-3563 ·
FSC 6615 Automatic Pilot Mechanisms and Airborne Gyro Components · CAGE 50027 · 45371
General Characteristics Item Description: 6.100 IN. LG,3.980 IN. W IN
1 manufacturer part number on file
Manufacturer of record: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Identification
NSN: 6615-01-031-3563
NIIN: 010313563
FSC: 6615 — Automatic Pilot Mechanisms and Airborne Gyro Components
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 45371
Manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
General Description
The Base,gyroscope Mounting, cataloged under National Stock Number 6615-01-031-3563, is classified within Federal Supply Class 6615 (Automatic Pilot Mechanisms and Airborne Gyro Components) of the Instruments and Laboratory Equipment group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. 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. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6615-01-031-3563
Primary Part Number
45371
Item Name
Base,gyroscope Mounting
FSC / FSG
6615 / 66 — Automatic Pilot Mechanisms and Airborne Gyro Components
Manufacturer
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Status
ACTIVE
General Characteristics Item Description
6.100 IN. LG,3.980 IN. W IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-01-036-863445371POSSIBLE MATCH
SHIELD,EXPANSION
Possible match (shared part number)Hilti Inc
5120-01-065-9946POSSIBLE MATCH
HANDLE,TORQUE WRENCH
Possible match (shared part number)
3455-01-336-49764537-1POSSIBLE MATCH
REAMER,MACHINE
Possible match (shared part number)Tivoly U S a Union Butterfield Div
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
Related Parts
5340-01-036-8634POSSIBLE MATCH
SHIELD,EXPANSION
45371
5120-01-065-9946POSSIBLE MATCH
HANDLE,TORQUE WRENCH
3455-01-336-4976POSSIBLE MATCH
REAMER,MACHINE
4537-1
6145-01-357-1804POSSIBLE MATCH
CABLE,POWER,ELECTRICAL
45371
Frequently Asked Questions
What is NSN 6615-01-031-3563?
NSN 6615-01-031-3563 is a Base,gyroscope Mounting, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 6615, Automatic Pilot Mechanisms and Airborne Gyro Components. Status: active.
What part numbers are listed for NSN 6615-01-031-3563?
NSN 6615-01-031-3563 has 1 manufacturer part number on file: 45371 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
What NSN replaces 6615-01-031-3563?
4 possible matches (shared part number, not a government interchangeability claim): 5340-01-036-8634, 5120-01-065-9946, 3455-01-336-4976. Verify interchangeability with system specifications before substitution.
What are the specifications of 45371?
Key specifications for 45371: General Characteristics Item Description: 6.100 IN. LG,3.980 IN. W IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 6615-01-031-3563 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 6615-01-031-3563?
NSN 6615-01-031-3563 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.