PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22376Ring Assembly,electrical Contact

Electro-Tec Corp Dba Moog Inc., Components Group · NSN 5977-00-503-7964 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-503-7964 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-503-7964. Primary manufacturer part number: 22376.
Features
  • Ring Assembly,electrical Contact — FSC 5977
  • Width: 0.125 INCHES NOMINAL IN
  • Overall Diameter: 7.250 INCHES NOMINAL IN
  • FSC Application Data: ANTENNA,RADAR SEARCH EQUIPMENT,AIRBORNE
  • Diameter: 3.506 INCHES NOMINAL AND 3.947 INCHES NOMINAL AND 4.388 INCHES NOMINAL AND 4.829 INCHES NOMINAL AND 5.270 INCHES NOMINAL AND 5.711 INCHES NOMINAL AND 6.152 INCHES NOMINAL AND 6.593 INCHES NOMINAL AND 7.034 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Surface Treatment: SILVER ALLOY RING
  • Contact Ring Quantity: 9
  • Mounting Configuration: THREE 0.188 IN. DIA MTG HOLES 120 DEG APART ON 4.500 IN. DIA BOLT CIRCLE IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-00-503-7964, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Electro-Tec Corp Dba Moog Inc., Components Group. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-503-7964
Primary Part Number22376
Item NameRing Assembly,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerElectro-Tec Corp Dba Moog Inc., Components Group
StatusCANCELLED
Width0.125 INCHES NOMINAL IN
Overall Diameter7.250 INCHES NOMINAL IN
FSC Application DataANTENNA,RADAR SEARCH EQUIPMENT,AIRBORNE
Diameter3.506 INCHES NOMINAL AND 3.947 INCHES NOMINAL AND 4.388 INCHES NOMINAL AND 4.829 INCHES NOMINAL AND 5.270 INCHES NOMINAL AND 5.711 INCHES NOMINAL AND 6.152 INCHES NOMINAL AND 6.593 INCHES NOMINAL AND 7.034 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Surface TreatmentSILVER ALLOY RING
Contact Ring Quantity9
Mounting ConfigurationTHREE 0.188 IN. DIA MTG HOLES 120 DEG APART ON 4.500 IN. DIA BOLT CIRCLE IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5950-00-883-9324 INTERCHANGEABLE
Coil,radio Frequency
4320-01-024-948422244 INTERCHANGEABLE
Plate,wear,rotary Pump
Industrial Technologies and Services Llc
6210-01-169-646422376 INTERCHANGEABLE
Light,indicator
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5330-01-314-9015 INTERCHANGEABLE
Seal,plain Encased
5365-01-594-966422376 INTERCHANGEABLE
Bushing,sleeve
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
22376 Raytheon Company Dba Raytheon (USA)
22376 PRIMARY Electro-Tec Corp Dba Moog Inc., Components Group (USA)
756-5399 Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA)
Related Parts
5950-00-883-9324INTERCHANGEABLE
COIL,RADIO FREQUENCY
4320-01-024-9484INTERCHANGEABLE
PLATE,WEAR,ROTARY PUMP
22244
6210-01-169-6464INTERCHANGEABLE
LIGHT,INDICATOR
22376
5330-01-314-9015INTERCHANGEABLE
SEAL,PLAIN ENCASED
5365-01-594-9664INTERCHANGEABLE
BUSHING,SLEEVE
22376

Frequently Asked Questions

What is NSN 5977-00-503-7964?

NSN 5977-00-503-7964 is a Ring Assembly,electrical Contact, manufactured by Electro-Tec Corp Dba Moog Inc., Components Group, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-503-7964?

NSN 5977-00-503-7964 has 3 cross-referenced part numbers: 22376 (Raytheon Company Dba Raytheon), 22376 (Electro-Tec Corp Dba Moog Inc., Components Group), 756-5399 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions).

What NSN replaces 5977-00-503-7964?

There are 5 known substitutes for 5977-00-503-7964: 5950-00-883-9324, 4320-01-024-9484, 6210-01-169-6464 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22376?

Key specifications for 22376: Width: 0.125 INCHES NOMINAL IN; Overall Diameter: 7.250 INCHES NOMINAL IN; FSC Application Data: ANTENNA,RADAR SEARCH EQUIPMENT,AIRBORNE; Diameter: 3.506 INCHES NOMINAL AND 3.947 INCHES NOMINAL AND 4.388 INCHES NOMINAL AND 4.829 INCHES NOMINAL AND 5.270 INCHES NOMINAL AND 5.711 INCHES NOMINAL AND 6.152 INCHES NOMINAL AND 6.593 INCHES NOMINAL AND 7.034 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-503-7964 still in active supply?

NSN 5977-00-503-7964 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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