PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77038Contact,electrical

Telemechanics Inc · NSN 5999-00-220-9145 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-220-9145 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-220-9145. Primary manufacturer part number: 77038.
Features
  • Contact,electrical — FSC 5999
  • Distance Between Mounting Facility Centers: 0.375 INCHES NOMINAL IN
  • Material: TUNGSTEN AND THORIUM CONTACT
  • Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN
  • Mounting Facility Quantity: 2
  • Mounting Method: UNTHREADED HOLE(S)
  • Distance Between Mounting Facility Centers: 0.375 INCHES NOMINAL IN
  • Material: TUNGSTEN AND THORIUM CONTACT
Applications
  • Applications requiring Tungsten and Thorium Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-220-9145, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 10 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
NSN5999-00-220-9145
Primary Part Number77038
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Distance Between Mounting Facility Centers0.375 INCHES NOMINAL IN
MaterialTUNGSTEN AND THORIUM CONTACT
Unthreaded Mounting Hole Diameter0.193 INCHES NOMINAL IN
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
Distance Between Mounting Facility Centers0.375 INCHES NOMINAL IN
MaterialTUNGSTEN AND THORIUM CONTACT
Unthreaded Mounting Hole Diameter0.193 INCHES NOMINAL IN
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
1285-00-054-45421440870 INTERCHANGEABLE
Gear and Rate Integ
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2920-00-431-658677038 INTERCHANGEABLE
Rotor,generator
Prestolite Electric Inc
3110-00-816-075940456-14 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Precision Division
6640-01-526-984477038 INTERCHANGEABLE
Measure,liquid
United States Plastic Corp
4730-01-717-652077038 INTERCHANGEABLE
Elbow Assembly,pipe
Viega Llc
Cross-Reference Index
Part NumberManufacturer
77038 American Telephone and Telegraph Co (USA)
77038 At and T Corp (USA)
77038 PRIMARY Telemechanics Inc (USA)
Related Parts
1285-00-054-4542INTERCHANGEABLE
GEAR AND RATE INTEG
1440870
2920-00-431-6586INTERCHANGEABLE
ROTOR,GENERATOR
77038
3110-00-816-0759INTERCHANGEABLE
BEARING,BALL,ANNULAR
40456-14
6640-01-526-9844INTERCHANGEABLE
MEASURE,LIQUID
77038
4730-01-717-6520INTERCHANGEABLE
ELBOW ASSEMBLY,PIPE
77038

Frequently Asked Questions

What is NSN 5999-00-220-9145?

NSN 5999-00-220-9145 is a Contact,electrical, manufactured by Telemechanics Inc, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-220-9145?

NSN 5999-00-220-9145 has 3 cross-referenced part numbers: 77038 (American Telephone and Telegraph Co), 77038 (At and T Corp), 77038 (Telemechanics Inc).

What NSN replaces 5999-00-220-9145?

There are 5 known substitutes for 5999-00-220-9145: 1285-00-054-4542, 2920-00-431-6586, 3110-00-816-0759 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77038?

Key specifications for 77038: Distance Between Mounting Facility Centers: 0.375 INCHES NOMINAL IN; Material: TUNGSTEN AND THORIUM CONTACT; Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN; Mounting Facility Quantity: 2. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-220-9145 still in active supply?

NSN 5999-00-220-9145 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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