PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet
MRO / Electrical and Electronic Equipment Components / 5977-00-763-7251

1689Ring Assembly,electrical Contact

Electro-Miniatures Corp. Dba Electro Miniatures Corp · NSN 5977-00-763-7251 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-763-7251 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-763-7251. Primary manufacturer part number: 1689.
MRO FSG 59 NO ITEM NAME AVAILABLE Technical Drawing
5977-00-763-7251 — No Item Name Available illustration
Features
  • Ring Assembly,electrical Contact — FSC 5977
  • Overall Diameter: 8.910 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Electro-Miniatures Corp. Dba Electro Miniatures Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-00-763-7251, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Electro-Miniatures Corp. Dba Electro Miniatures Corp. Government technical data includes 1 verified specification, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-763-7251
Primary Part Number1689
Item NameRing Assembly,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerElectro-Miniatures Corp. Dba Electro Miniatures Corp
StatusACTIVE
Overall Diameter8.910 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 12
4810-00-009-22073055 INTERCHANGEABLE
Seat,plunger
Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.
6625-00-102-56521452 INTERCHANGEABLE
Adapter,test
Fluke Electronics Corp
5330-00-173-28841689 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5315-00-187-3216MS24692-3 INTERCHANGEABLE
Pin,tapered,plain
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-263-51031689 INTERCHANGEABLE
Setscrew
Siemens Energy, Inc.
4010-00-298-341071-100 INTERCHANGEABLE
Rope,wire
Gc/waldom Inc
5315-00-423-812602499AB INTERCHANGEABLE
Pin,straight,headed
Cnh Industrial America Llc Dba Cnh America
3820-00-534-95041689 INTERCHANGEABLE
Wedge,pitman,crushe
Universal Engineering Corp.
5950-00-660-73891689 INTERCHANGEABLE
Transformer,radio Frequency
Comspace Corp Munston Electronics Div
2805-00-732-51771859515 INTERCHANGEABLE
Valve,poppet,engine
Chrysler Realty Company Llc Dba Daimler Chrysler
Cross-Reference Index
Part NumberManufacturer
10181728 Us Army Aviation and Missile Command (USA)
1689 PRIMARY Electro-Miniatures Corp. Dba Electro Miniatures Corp (USA)
J10181728 PRIMARY Electro-Miniatures Corp. Dba Electro Miniatures Corp (USA)
1689 Pegasus Savunma Sanayi Ve Ticaret Anonim Sirketi (TUR)
Related Parts
4810-00-009-2207INTERCHANGEABLE
SEAT,PLUNGER
3055
6625-00-102-5652INTERCHANGEABLE
ADAPTER,TEST
1452
5330-00-173-2884INTERCHANGEABLE
GASKET
1689
5315-00-187-3216INTERCHANGEABLE
PIN,TAPERED,PLAIN
MS24692-3
5305-00-263-5103INTERCHANGEABLE
SETSCREW
1689
4010-00-298-3410INTERCHANGEABLE
ROPE,WIRE
71-100
5315-00-423-8126INTERCHANGEABLE
PIN,STRAIGHT,HEADED
02499AB
3820-00-534-9504INTERCHANGEABLE
WEDGE,PITMAN,CRUSHE
1689
5950-00-660-7389INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
1689
2805-00-732-5177INTERCHANGEABLE
VALVE,POPPET,ENGINE
1859515
5910-00-837-2435INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
BC4551
5360-00-846-9262INTERCHANGEABLE
SPRING,HELICAL,EXTENSION

Frequently Asked Questions

What is NSN 5977-00-763-7251?

NSN 5977-00-763-7251 is a Ring Assembly,electrical Contact, manufactured by Electro-Miniatures Corp. Dba Electro Miniatures Corp, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-763-7251?

NSN 5977-00-763-7251 has 4 cross-referenced part numbers: 10181728 (Us Army Aviation and Missile Command), 1689 (Electro-Miniatures Corp. Dba Electro Miniatures Corp), J10181728 (Electro-Miniatures Corp. Dba Electro Miniatures Corp), 1689 (Pegasus Savunma Sanayi Ve Ticaret Anonim Sirketi).

What NSN replaces 5977-00-763-7251?

There are 12 known substitutes for 5977-00-763-7251: 4810-00-009-2207, 6625-00-102-5652, 5330-00-173-2884 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1689?

Key specifications for 1689: Overall Diameter: 8.910 INCHES NOMINAL IN; Overall Length: 32.100 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.

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