PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44625Ring,externally Threaded

Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · NSN 5365-01-031-3570 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-031-3570 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-031-3570. Primary manufacturer part number: 44625.
Features
  • Ring,externally Threaded — FSC 5365
  • Depth: 0.050 INCHES NOMINAL IN
  • Width: 0.080 INCHES NOMINAL IN
  • Casehardening Indicator: NOT CASEHARDENED
  • Bore Diameter: 0.443 INCHES MINIMUM AND 0.449 INCHES MAXIMUM IN
  • Accommodation Type and Quantity: 2 SLOTS
  • Bore Annular Internal Serration: NOT INCLUDED
  • Setscrew Locking Notch: NOT INCLUDED
Applications
  • Applications requiring Steel Comp 630 construction
General Description

The Ring,externally Threaded, cataloged under National Stock Number 5365-01-031-3570, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-031-3570
Primary Part Number44625
Item NameRing,externally Threaded
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems
StatusACTIVE
Depth0.050 INCHES NOMINAL IN
Width0.080 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Bore Diameter0.443 INCHES MINIMUM AND 0.449 INCHES MAXIMUM IN
Accommodation Type and Quantity2 SLOTS
Bore Annular Internal SerrationNOT INCLUDED
Setscrew Locking NotchNOT INCLUDED
Angle Between Accommodations in Deg180.0
Beveled ThreadNOT INCLUDED
MaterialSTEEL COMP 630
Surface TreatmentPASSIVATE
Screw Thread Series DesignatorUNS
Thread Class2A A
Bore ShapeSTRAIGHT
Thread DirectionRIGHT-HAND
Drive TypeSLOTTED FACE
Thread Size0.625-40
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5845-00-737-562844625 INTERCHANGEABLE
Agc Receiver
L3harris Technologies, Inc. Div Space and Airborne Systems
5935-00-828-10420702-49 INTERCHANGEABLE
Connector,plug,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5950-01-165-395511440533 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5930-01-482-42724462-5 INTERCHANGEABLE
Switch,push
Safran Electronics & Defense, Avionics Usa, Llc
Cross-Reference Index
Part NumberManufacturer
44625 PRIMARY Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
Related Parts
5845-00-737-5628INTERCHANGEABLE
AGC RECEIVER
44625
5935-00-828-1042INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
0702-49
5950-01-165-3955INTERCHANGEABLE
TRANSFORMER,POWER
11440533
5930-01-482-4272INTERCHANGEABLE
SWITCH,PUSH
4462-5

Frequently Asked Questions

What is NSN 5365-01-031-3570?

NSN 5365-01-031-3570 is a Ring,externally Threaded, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-031-3570?

NSN 5365-01-031-3570 has 1 cross-referenced part number: 44625 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).

What NSN replaces 5365-01-031-3570?

There are 4 known substitutes for 5365-01-031-3570: 5845-00-737-5628, 5935-00-828-1042, 5950-01-165-3955 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44625?

Key specifications for 44625: Depth: 0.050 INCHES NOMINAL IN; Width: 0.080 INCHES NOMINAL IN; Casehardening Indicator: NOT CASEHARDENED; Bore Diameter: 0.443 INCHES MINIMUM AND 0.449 INCHES MAXIMUM IN. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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