PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30857AMagnet,permanent

Ugimac Inc · NSN 5999-00-677-8721 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-677-8721 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-677-8721. Primary manufacturer part number: 30857A.
Features
  • Magnet,permanent — FSC 5999
  • Air Gap Width: 0.625 INCHES IN
  • Shape: CYLINDRICAL
  • Material: ALUMINUM ALLOY
  • Usage Design: USED TO CLOSE COMPARTMENT DOOR
  • Overall Diameter: 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
  • Face Size: 1.250 INCHES DIA IN
  • Shape: CYLINDRICAL
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Magnet,permanent, cataloged under National Stock Number 5999-00-677-8721, 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 Ugimac Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5999-00-677-8721
Primary Part Number30857A
Item NameMagnet,permanent
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerUgimac Inc
StatusCANCELLED
Air Gap Width0.625 INCHES IN
ShapeCYLINDRICAL
MaterialALUMINUM ALLOY
Usage DesignUSED TO CLOSE COMPARTMENT DOOR
Overall Diameter1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
Face Size1.250 INCHES DIA IN
ShapeCYLINDRICAL
MaterialALUMINUM ALLOY
Air Gap Width0.625 INCHES IN
Usage DesignUSED TO CLOSE COMPARTMENT DOOR
Overall Diameter1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
Face Size1.250 INCHES DIA IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
No Item Name Available
5905-00-055-3244115-001 INTERCHANGEABLE
Resistor,fixed,film
General Instrument Corporation Dba Motorola Div Motorola Mobility - Home Division
5962-00-234-7234115001 INTERCHANGEABLE
Microcircuit,digital
Transico, Inc. Dba Eeco Switch
2520-00-378-724227118H INTERCHANGEABLE
Shifter Fork,vehicular
Navistar Intl Corp Truck Br Ohio Plant
3130-00-402-5111115990 INTERCHANGEABLE
Cap,bearing Mtg
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5331-00-482-4333AS568B-125/SAE 10R1 GR R81 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
2915-00-605-9854 INTERCHANGEABLE
Body,fuel Pump
2520-00-624-1339 INTERCHANGEABLE
Shifter Fork,vehicular
5935-00-686-0447 INTERCHANGEABLE
Connector,plug,electrical
4920-00-976-5019 INTERCHANGEABLE
Converter,simulator
Cross-Reference Index
Part NumberManufacturer
CT903 Titan Corp the Advanced Materials Div (USA)
5H177 Dexter Magnetic Technologies Inc Dba Magnetic Technologies (USA)
00115-001 Harsco Corp Bmy-Combat Systems Div (USA)
T851 Titan Corp the Advanced Materials Div (USA)
CT903 Ugimac Inc (USA)
115-001 Harsco Corp Bmy-Combat Systems Div (USA)
CT903 Dexter Magnetic Technologies Inc Dba Magnetic Technologies (USA)
30857A PRIMARY Ugimac Inc (USA)
Related Parts
5999-00-867-6979SUCCESSOR
NO ITEM NAME AVAILABLE
5905-00-055-3244INTERCHANGEABLE
RESISTOR,FIXED,FILM
115-001
5962-00-234-7234INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
115001
2520-00-378-7242INTERCHANGEABLE
SHIFTER FORK,VEHICULAR
27118H
3130-00-402-5111INTERCHANGEABLE
CAP,BEARING MTG
115990
5331-00-482-4333INTERCHANGEABLE
O-RING
AS568B-125/SAE 10R1 GR R81
2915-00-605-9854INTERCHANGEABLE
BODY,FUEL PUMP
2520-00-624-1339INTERCHANGEABLE
SHIFTER FORK,VEHICULAR
5935-00-686-0447INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4920-00-976-5019INTERCHANGEABLE
CONVERTER,SIMULATOR
2590-01-112-2622INTERCHANGEABLE
WINCH ASSEMBLY
115001
5910-01-253-3275INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR

Frequently Asked Questions

What is NSN 5999-00-677-8721?

NSN 5999-00-677-8721 is a Magnet,permanent, manufactured by Ugimac Inc, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-677-8721?

NSN 5999-00-677-8721 has 8 cross-referenced part numbers: CT903 (Titan Corp the Advanced Materials Div), 5H177 (Dexter Magnetic Technologies Inc Dba Magnetic Technologies), 00115-001 (Harsco Corp Bmy-Combat Systems Div), T851 (Titan Corp the Advanced Materials Div), CT903 (Ugimac Inc) and 3 more.

What NSN replaces 5999-00-677-8721?

There are 12 known substitutes for 5999-00-677-8721: 5999-00-867-6979, 5905-00-055-3244, 5962-00-234-7234 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30857A?

Key specifications for 30857A: Air Gap Width: 0.625 INCHES IN; Shape: CYLINDRICAL; Material: ALUMINUM ALLOY; End Item Identification: PART NO. 2001-4702. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-677-8721 still in active supply?

NSN 5999-00-677-8721 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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