PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

146972Contact,electrical

Northrop Grumman Systems Corporation · NSN 5999-01-243-3949 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-243-3949 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-243-3949. Primary manufacturer part number: 146972.
Features
  • Contact,electrical — FSC 5999
  • Unthreaded Mounting Hole Diameter: 0.193 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
  • Material: COPPER ALLOY BODY AND CONTACT
  • Mounting Method: UNTHREADED HOLE(S)
  • Mounting Facility Quantity: 2
  • Unthreaded Mounting Hole Diameter: 0.193 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
  • Material: COPPER ALLOY BODY AND CONTACT
  • Mounting Method: UNTHREADED HOLE(S)
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-243-3949, 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 Northrop Grumman Systems Corporation. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-243-3949
Primary Part Number146972
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Unthreaded Mounting Hole Diameter0.193 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
MaterialCOPPER ALLOY BODY AND CONTACT
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity2
Unthreaded Mounting Hole Diameter0.193 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
MaterialCOPPER ALLOY BODY AND CONTACT
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 5
5998-01-082-8375103134 SUCCESSOR
Circuit Card Assembly
Aimtron Systems, Llc
5999-00-217-1069103134 INTERCHANGEABLE
Contact,electrical
Lockheed Martin Corporation Div Rms - Mitchel Field
2910-00-255-22970-14997 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
5330-00-614-8592415271 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5985-01-118-1407103134 INTERCHANGEABLE
Dummy Load,electrical
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
146972 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
146972 PRIMARY Northrop Grumman Systems Corporation (USA)
103134 Northrop Grumman Systems Corporation (USA)
Related Parts
5998-01-082-8375SUCCESSOR
CIRCUIT CARD ASSEMBLY
103134
5999-00-217-1069INTERCHANGEABLE
CONTACT,ELECTRICAL
103134
2910-00-255-2297INTERCHANGEABLE
CARBURETOR,FLOAT
0-14997
5330-00-614-8592INTERCHANGEABLE
SEAL,PLAIN ENCASED
415271
5985-01-118-1407INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
103134

Frequently Asked Questions

What is NSN 5999-01-243-3949?

NSN 5999-01-243-3949 is a Contact,electrical, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-243-3949?

NSN 5999-01-243-3949 has 3 cross-referenced part numbers: 146972 (Lockheed Martin Corporation Div Rms - Mitchel Field), 146972 (Northrop Grumman Systems Corporation), 103134 (Northrop Grumman Systems Corporation).

What NSN replaces 5999-01-243-3949?

There are 5 known substitutes for 5999-01-243-3949: 5998-01-082-8375, 5999-00-217-1069, 2910-00-255-2297 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 146972?

Key specifications for 146972: Overall Height: 0.141 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.193 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Overall Width: 0.469 INCHES NOMINAL IN; Material: COPPER ALLOY BODY AND CONTACT. 14 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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