PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

289-00Nut,plain,hexagon

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 5310-01-139-4209 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-139-4209 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-139-4209. Primary manufacturer part number: 289-00.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nut Height: 0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN
  • Width Across Flats: 1.875 INCHES NOMINAL1.875 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 1414
  • Thread Series: UNSUNS
  • Nominal Thread Size: 1.250 INCHES1.250 INCHES IN
  • Nut Style: HEXAGONHEXAGON
  • Thread Direction: RIGHT-HANDRIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-139-4209, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5310-01-139-4209
Primary Part Number289-00
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Nut Height0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN
Width Across Flats1.875 INCHES NOMINAL1.875 INCHES NOMINAL IN
Thread Quantity Per Inch1414
Thread SeriesUNSUNS
Nominal Thread Size1.250 INCHES1.250 INCHES IN
Nut StyleHEXAGONHEXAGON
Thread DirectionRIGHT-HANDRIGHT-HAND
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4720-00-080-2533289 INTERCHANGEABLE
Hose,metallic
Elliott Machine Works Inc
5975-00-138-2549289 INTERCHANGEABLE
Board Plug in
Apw Electronic Solutions
5120-00-293-01105120-00-293-0110 INTERCHANGEABLE
Vise,bench and Pipe
General Services Administration Federal Supply Service
5930-00-355-994028900 INTERCHANGEABLE
Switch,sensitive
Electro-Tec Corp Dba Moog Inc., Components Group
2910-00-495-1765 INTERCHANGEABLE
Valve
6640-00-559-138928900-100 INTERCHANGEABLE
Funnel,common,laboratory
Gerresheimer Glass Inc Div Gerresheimer Glass
6105-00-635-913928900 INTERCHANGEABLE
Rotor,motor
Hydro-Aire Aerospace Corp
6145-00-660-8584 INTERCHANGEABLE
Wire,electrical
5895-00-776-6079 INTERCHANGEABLE
Oscillator,tuned
5360-00-800-5742 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
289 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
289-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4720-00-080-2533INTERCHANGEABLE
HOSE,METALLIC
289
5975-00-138-2549INTERCHANGEABLE
BOARD PLUG IN
289
5120-00-293-0110INTERCHANGEABLE
VISE,BENCH AND PIPE
5120-00-293-0110
5930-00-355-9940INTERCHANGEABLE
SWITCH,SENSITIVE
28900
2910-00-495-1765INTERCHANGEABLE
VALVE
6640-00-559-1389INTERCHANGEABLE
FUNNEL,COMMON,LABORATORY
28900-100
6105-00-635-9139INTERCHANGEABLE
ROTOR,MOTOR
28900
6145-00-660-8584INTERCHANGEABLE
WIRE,ELECTRICAL
5895-00-776-6079INTERCHANGEABLE
OSCILLATOR,TUNED
5360-00-800-5742INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5340-00-805-3261INTERCHANGEABLE
BUMPER
289
5935-00-817-6065INTERCHANGEABLE
JACK,TELEPHONE
289

Frequently Asked Questions

What is NSN 5310-01-139-4209?

NSN 5310-01-139-4209 is a Nut,plain,hexagon, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-139-4209?

NSN 5310-01-139-4209 has 2 cross-referenced part numbers: 289 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 289-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 5310-01-139-4209?

There are 12 known substitutes for 5310-01-139-4209: 4720-00-080-2533, 5975-00-138-2549, 5120-00-293-0110 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 289-00?

Key specifications for 289-00: Nut Height: 0.344 INCHES NOMINAL0.344 INCHES NOMINAL IN; Width Across Flats: 1.875 INCHES NOMINAL1.875 INCHES NOMINAL IN; Thread Quantity Per Inch: 1414; Thread Series: UNSUNS. 8 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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