PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3378Adapter,connector

Telephonics Corp/prd Instruments · NSN 5935-00-855-7311 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-855-7311 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-855-7311. Primary manufacturer part number: 3378.
Features
  • Adapter,connector — FSC 5935
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • Included Contact Quantity: 1 ALL MATING ENDS ALL CONTACT GROUPINGS
  • Body Style: STRAIGHT SHAPE, INTERNAL COUPLING
  • Threaded Device Type: COUPLING FACILITY
  • Mating End Quantity: 2
  • Shell Material: COPPER
  • Connector Locking Method: INTERNALLY THREADED COUPLING NUT
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Adapter,connector, cataloged under National Stock Number 5935-00-855-7311, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Telephonics Corp/prd Instruments. Government technical data includes 8 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-855-7311
Primary Part Number3378
Item NameAdapter,connector
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerTelephonics Corp/prd Instruments
StatusCANCELLED
Overall Diameter1.250 INCHES NOMINAL IN
Included Contact Quantity1 ALL MATING ENDS ALL CONTACT GROUPINGS
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING
Threaded Device TypeCOUPLING FACILITY
Mating End Quantity2
Shell MaterialCOPPER
Connector Locking MethodINTERNALLY THREADED COUPLING NUT
Contact RemovabilityNONREMOVABLE ALL MATING ENDS ALL CONTACT GROUPINGS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5950-00-018-8164 INTERCHANGEABLE
Transformer,power
3110-00-100-07643378 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5945-00-258-35243378 INTERCHANGEABLE
Relay,electromagnetic
Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)
3020-00-273-3309 INTERCHANGEABLE
Link,roller Chain
5998-00-827-1976 INTERCHANGEABLE
Circuit Card Assembly
5340-01-583-8150 INTERCHANGEABLE
Plate,mending
4940-01-644-07683378 INTERCHANGEABLE
Fixture,test,mechanical Equipmen
Daytronic Corporation
Cross-Reference Index
Part NumberManufacturer
3378 PRIMARY Telephonics Corp/prd Instruments (USA)
10519445 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
3378 Peraton Inc (USA)
Related Parts
5950-00-018-8164INTERCHANGEABLE
TRANSFORMER,POWER
3110-00-100-0764INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3378
5945-00-258-3524INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3378
3020-00-273-3309INTERCHANGEABLE
LINK,ROLLER CHAIN
5998-00-827-1976INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5340-01-583-8150INTERCHANGEABLE
PLATE,MENDING
4940-01-644-0768INTERCHANGEABLE
FIXTURE,TEST,MECHANICAL EQUIPMEN
3378

Frequently Asked Questions

What is NSN 5935-00-855-7311?

NSN 5935-00-855-7311 is a Adapter,connector, manufactured by Telephonics Corp/prd Instruments, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-855-7311?

NSN 5935-00-855-7311 has 3 cross-referenced part numbers: 3378 (Telephonics Corp/prd Instruments), 10519445 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 3378 (Peraton Inc).

What NSN replaces 5935-00-855-7311?

There are 7 known substitutes for 5935-00-855-7311: 5950-00-018-8164, 3110-00-100-0764, 5945-00-258-3524 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3378?

Key specifications for 3378: Overall Diameter: 1.250 INCHES NOMINAL IN; Included Contact Quantity: 1 ALL MATING ENDS ALL CONTACT GROUPINGS; Overall Length: 2.234 INCHES NOMINAL IN; Body Style: STRAIGHT SHAPE, INTERNAL COUPLING. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-855-7311 still in active supply?

NSN 5935-00-855-7311 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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