PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

218CJack,telephone

At and T Corp · NSN 5935-00-251-7590 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-251-7590 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-251-7590. Primary manufacturer part number: 218C.
Features
  • Jack,telephone — FSC 5935
  • Material: COPPER ALLOY TERMINAL
  • Surface Treatment: GOLD SPRING
  • Mounting Facility Type and Quantity: 1 BUSHING AND 1 UNTHREADED HOLE(S)
  • Jack Contact Arrangement Designator: J4
  • Bushing Accommodation Hole Shape: ROUND
  • Terminal Type: TAB, SOLDER LUG
  • Surface Treatment: GOLD TERMINAL
Applications
  • Applications requiring Copper Alloy Terminal construction
General Description

The Jack,telephone, cataloged under National Stock Number 5935-00-251-7590, 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 At and T Corp. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-251-7590
Primary Part Number218C
Item NameJack,telephone
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerAt and T Corp
StatusCANCELLED
MaterialCOPPER ALLOY TERMINAL
Surface TreatmentGOLD SPRING
Mounting Facility Type and Quantity1 BUSHING AND 1 UNTHREADED HOLE(S)
Jack Contact Arrangement DesignatorJ4
Bushing Accommodation Hole ShapeROUND
Terminal TypeTAB, SOLDER LUG
Surface TreatmentGOLD TERMINAL
Finger Accommodation Diameter0.250 INCHES NOMINAL SINGLE FINGER IN
Mounting Bushing Length0.578 INCHES NOMINAL IN
Electrical Insulation FeatureUNINSULATED
Accommodated Finger TypeTWO CONDUCTOR, ROUND TIP SINGLE FINGER
MaterialCOPPER ALLOY SPRING
Body StyleBUSHING MOUNTED LONG FRAME
Mounting Bushing Diameter0.453 INCHES NOMINAL IN
Mounting Hole Diameter0.156 INCHES NOMINAL IN
Finger Accommodation Length1.219 INCHES NOMINAL SINGLE FINGER IN
Body Width0.812 INCHES NOMINAL IN
Precious MaterialGOLD
Bushing Thru-Hole Accommodation Diameter0.453 INCHES NOMINAL IN
Precious Material and LocationSPRING CONTACT AND TERMINAL SURFACES GOLD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
3455-00-307-95131726-0750 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3455-00-316-23541726-1500 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
6150-01-384-2377L10321 INTERCHANGEABLE
Power Strip,electrical Outlet
Brooks Electronics Inc
Cross-Reference Index
Part NumberManufacturer
218C At and T Corp (USA)
218C American Telephone and Telegraph Co (USA)
218CJACK American Telephone and Telegraph Co (USA)
218C Lucent Technologies Inc Corporate Headquarters (USA)
Related Parts
3455-00-307-9513INTERCHANGEABLE
CUTTER,MILLING,END
1726-0750
3455-00-316-2354INTERCHANGEABLE
CUTTER,MILLING,END
1726-1500
6150-01-384-2377INTERCHANGEABLE
POWER STRIP,ELECTRICAL OUTLET
L10321

Frequently Asked Questions

What is NSN 5935-00-251-7590?

NSN 5935-00-251-7590 is a Jack,telephone, manufactured by At and T Corp, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-251-7590?

NSN 5935-00-251-7590 has 4 cross-referenced part numbers: 218C (At and T Corp), 218C (American Telephone and Telegraph Co), 218CJACK (American Telephone and Telegraph Co), 218C (Lucent Technologies Inc Corporate Headquarters).

What NSN replaces 5935-00-251-7590?

There are 3 known substitutes for 5935-00-251-7590: 3455-00-307-9513, 3455-00-316-2354, 6150-01-384-2377. Verify interchangeability with system specifications before substitution.

What are the specifications of 218C?

Key specifications for 218C: Material: COPPER ALLOY TERMINAL; Surface Treatment: GOLD SPRING; Mounting Facility Type and Quantity: 1 BUSHING AND 1 UNTHREADED HOLE(S); Jack Contact Arrangement Designator: J4. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-251-7590 still in active supply?

NSN 5935-00-251-7590 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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