PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4963Reactor

Precision Electronics, Inc · NSN 5950-00-369-8268 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-369-8268 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-369-8268. Primary manufacturer part number: 4963.
Features
  • Reactor — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Body Width: 5.990 INCHES MINIMUM AND 6.010 INCHES MAXIMUM IN
  • Winding Quantity: 1 SINGLE COMPONENT
  • Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Inclosure Type: FULLY INCLOSED
  • Nominal Thread Size: 0.250 INCHES SINGLE GROUP IN
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-369-8268, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Precision Electronics, Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-369-8268
Primary Part Number4963
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPrecision Electronics, Inc
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Width5.990 INCHES MINIMUM AND 6.010 INCHES MAXIMUM IN
Winding Quantity1 SINGLE COMPONENT
Winding Operating Current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Center to Center Distance Between Mounting Facilities Parallel to Width4.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity4 TURRET
Center to Center Distance Between Mounting Facilities Parallel to Length6.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Body Height4.177 INCHES MINIMUM AND 4.197 INCHES MAXIMUM IN
Body Length7.990 INCHES MINIMUM AND 8.010 INCHES MAXIMUM IN
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-043-20984963 INTERCHANGEABLE
Washer,flat
Eaton Aerospace, Llc Dba Jackson South
4320-00-218-2694 INTERCHANGEABLE
Impeller,pump,centrifugal
5930-00-259-81544963 INTERCHANGEABLE
Switch,toggle
Bryant Electric
6625-00-264-7997360-P-2 INTERCHANGEABLE
Meter,electrical Frequency
Herman H Sticht Company, Inc Dba Megohmer Vibrating Reed & Standco
5307-00-274-4796 INTERCHANGEABLE
Stud,plain
6750-01-427-1399 INTERCHANGEABLE
Film,photographic
6505-01-556-2074NDC00409-1219-01 INTERCHANGEABLE
Naloxone Hydrochloride Injection
Pfizer Inc
Cross-Reference Index
Part NumberManufacturer
4963 PRIMARY Precision Electronics, Inc (USA)
148245 Northrop Grumman Systems Corporation (USA)
Related Parts
5310-00-043-2098INTERCHANGEABLE
WASHER,FLAT
4963
4320-00-218-2694INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
5930-00-259-8154INTERCHANGEABLE
SWITCH,TOGGLE
4963
6625-00-264-7997INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
360-P-2
5307-00-274-4796INTERCHANGEABLE
STUD,PLAIN
6750-01-427-1399INTERCHANGEABLE
FILM,PHOTOGRAPHIC
6505-01-556-2074INTERCHANGEABLE
NALOXONE HYDROCHLORIDE INJECTION
NDC00409-1219-01

Frequently Asked Questions

What is NSN 5950-00-369-8268?

NSN 5950-00-369-8268 is a Reactor, manufactured by Precision Electronics, Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-369-8268?

NSN 5950-00-369-8268 has 2 cross-referenced part numbers: 4963 (Precision Electronics, Inc), 148245 (Northrop Grumman Systems Corporation).

What NSN replaces 5950-00-369-8268?

There are 7 known substitutes for 5950-00-369-8268: 5310-00-043-2098, 4320-00-218-2694, 5930-00-259-8154 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4963?

Key specifications for 4963: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Body Width: 5.990 INCHES MINIMUM AND 6.010 INCHES MAXIMUM IN; Winding Quantity: 1 SINGLE COMPONENT; Winding Operating Current: 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING. 16 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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