NSN 5998-00-013-9289 · NIIN 000139289 · Part number 42550
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · FSC 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware · FSG 59 — Electrical and Electronic Equipment Components · CAGE 50027
Government record, cited
NSN 5998-00-013-9289 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-013-9289. Manufacturer of record part number: 42550.
Also searched as5998-00-013-9289 ·
5998000139289 ·
NIIN 000139289 ·
00-013-9289 ·
FSC 5998 Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware · CAGE 50027 · 42550
Manufacturer of record: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Identification
NSN: 5998-00-013-9289
NIIN: 000139289
FSC: 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 42550
Manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
General Description
The Circuit Card Assembly, cataloged under National Stock Number 5998-00-013-9289, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. 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. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5998-00-013-9289
Primary Part Number
42550
Item Name
Circuit Card Assembly
FSC / FSG
5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
Manufacturer
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Shelf Life Code
0
Criticality Code
X
Unit of Issue
EA
Acquisition advice code
JN
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4810-00-833-160042550POSSIBLE MATCH
VALVE,REGULATING,FLUID PRESSURE
Possible match (shared part number)Woodward Hrt Inc
5950-01-028-34044231-868371POSSIBLE MATCH
REACTOR
Possible match (shared part number)Lockheed Martin Corporation Div Rms - Mitchel Field
5962-01-201-450542550POSSIBLE MATCH
MICROCIRCUIT,MEMORY
Possible match (shared part number)Raytheon Company Div Rmd Strategic
5995-01-708-657142550POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Vicor Corp Dba Vicorpowercom
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
Related Parts
4810-00-833-1600POSSIBLE MATCH
VALVE,REGULATING,FLUID PRESSURE
42550
5950-01-028-3404POSSIBLE MATCH
REACTOR
4231-868371
5962-01-201-4505POSSIBLE MATCH
MICROCIRCUIT,MEMORY
42550
5995-01-708-6571POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
42550
Frequently Asked Questions
What is NSN 5998-00-013-9289?
NSN 5998-00-013-9289 is a Circuit Card Assembly, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
What part numbers are listed for NSN 5998-00-013-9289?
NSN 5998-00-013-9289 has 1 manufacturer part number on file: 42550 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
What NSN replaces 5998-00-013-9289?
4 possible matches (shared part number, not a government interchangeability claim): 4810-00-833-1600, 5950-01-028-3404, 5962-01-201-4505. Verify interchangeability with system specifications before substitution.
What are the specifications of 42550?
Key specifications for 42550: End Item Identification: AIRCRAFT INSTRUMENTS. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5998-00-013-9289 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 5998-00-013-9289?
NSN 5998-00-013-9289 has DEMIL Code Q. 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.