PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S630Contact,electrical

Dynalec Corporation · NSN 5999-00-173-4445 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-173-4445 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-173-4445. Primary manufacturer part number: S630.
Features
  • Contact,electrical — FSC 5999
  • Material: COPPER ALLOY BODY
  • Material: PLATINUM AND IRIDIUM CONTACT
  • Mounting Method: FORCE FIT
  • Style Designator: ROUND FLATTED FIXED POINT CONTACT
  • Precious Material: PLATINUM AND IRIDIUM
  • Precious Material and Location: CONTACT PLATINUM AND CONTACT IRIDIUM
  • Overall Diameter: 0.125 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-173-4445, 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 Dynalec Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5999-00-173-4445
Primary Part NumberS630
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerDynalec Corporation
StatusACTIVE
MaterialCOPPER ALLOY BODY
MaterialPLATINUM AND IRIDIUM CONTACT
Mounting MethodFORCE FIT
Style DesignatorROUND FLATTED FIXED POINT CONTACT
Precious MaterialPLATINUM AND IRIDIUM
Precious Material and LocationCONTACT PLATINUM AND CONTACT IRIDIUM
Overall Diameter0.125 INCHES NOMINAL IN
MaterialCOPPER ALLOY BODY
MaterialPLATINUM AND IRIDIUM CONTACT
Mounting MethodFORCE FIT
Style DesignatorROUND FLATTED FIXED POINT CONTACT
Precious MaterialPLATINUM AND IRIDIUM
Precious Material and LocationCONTACT PLATINUM AND CONTACT IRIDIUM
Overall Diameter0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeZ
Weight0.0010 lbs
Cube0.0000 cu ft
Verified Substitutes 5
5310-00-010-3320 INTERCHANGEABLE
Washer,lock
3040-01-225-9022A7-30 INTERCHANGEABLE
Shaft,straight
Roller Bearing Co of America, Inc Div Pic Design
5340-01-253-3945S630 INTERCHANGEABLE
Sleeve,slide
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
6505-01-504-7099 INTERCHANGEABLE
Thimerosal and Alcohol Solution
1560-01-659-8104S630 INTERCHANGEABLE
Nose Cone,fuel Tank,aircraft
Sullivan Products Div of Perfect Parts Co
Cross-Reference Index
Part NumberManufacturer
S630 The Electric Tachometer Corp. (USA)
S630 PRIMARY Dynalec Corporation (USA)
Related Parts
5310-00-010-3320INTERCHANGEABLE
WASHER,LOCK
3040-01-225-9022INTERCHANGEABLE
SHAFT,STRAIGHT
A7-30
5340-01-253-3945INTERCHANGEABLE
SLEEVE,SLIDE
S630
6505-01-504-7099INTERCHANGEABLE
THIMEROSAL AND ALCOHOL SOLUTION
1560-01-659-8104INTERCHANGEABLE
NOSE CONE,FUEL TANK,AIRCRAFT
S630

Frequently Asked Questions

What is NSN 5999-00-173-4445?

NSN 5999-00-173-4445 is a Contact,electrical, manufactured by Dynalec Corporation, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-173-4445?

NSN 5999-00-173-4445 has 2 cross-referenced part numbers: S630 (The Electric Tachometer Corp.), S630 (Dynalec Corporation).

What NSN replaces 5999-00-173-4445?

There are 5 known substitutes for 5999-00-173-4445: 5310-00-010-3320, 3040-01-225-9022, 5340-01-253-3945 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S630?

Key specifications for S630: Overall Length: 0.118 INCHES NOMINAL IN; Material: COPPER ALLOY BODY; Material: PLATINUM AND IRIDIUM CONTACT; Mounting Method: FORCE FIT. 16 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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