PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB433049Nut,plain,hexagon

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-889-2525 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-889-2525 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-889-2525. Primary manufacturer part number: SMB433049.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Nut Height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
  • Width Across Flats: 0.812 INCHES NOMINAL IN
  • Nut Style: HEXAGON
  • Thread Class: 2B
  • Nominal Thread Size: 0.625 INCHES IN
  • Thread Quantity Per Inch: 18
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 360 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-889-2525, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 13 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-889-2525
Primary Part NumberSMB433049
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Thread DirectionRIGHT-HAND
Nut Height0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
Width Across Flats0.812 INCHES NOMINAL IN
Nut StyleHEXAGON
Thread Class2B
Nominal Thread Size0.625 INCHES IN
Thread Quantity Per Inch18
Bearing Surface Finish125.0 MICROINCHES
Bearing Surface TypeWASHER FACED
Thread SeriesUNF
MaterialCOPPER ALLOY 360 OVERALL
Surface TreatmentCADMIUM OVERALL
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-108-826819090 INTERCHANGEABLE
Bearing,roller,journal
Berliss Bearing Co
6625-00-115-1588930113-100 INTERCHANGEABLE
Probe,test
Hirschmann Electronics, Inc
6240-00-682-3411039-000654 INTERCHANGEABLE
Lamp,glow
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
1680-00-703-3335100655 INTERCHANGEABLE
Coupling Assy
Tactair Fluid Controls Inc
5990-00-832-2546100655 INTERCHANGEABLE
Shield,antenna Cont
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
3020-01-328-3116 INTERCHANGEABLE
Sprocket Wheel
5905-01-364-9542100655 INTERCHANGEABLE
Resistor,fixed,film
Controlled Power Company
4220-01-460-4875100655 INTERCHANGEABLE
Filler Adapter,assy
Aqualung Usa, Inc
Cross-Reference Index
Part NumberManufacturer
SMB433049 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
100655 L3harris Interstate Electronics Corporation (USA)
Related Parts
3110-00-108-8268INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
19090
6625-00-115-1588INTERCHANGEABLE
PROBE,TEST
930113-100
6240-00-682-3411INTERCHANGEABLE
LAMP,GLOW
039-000654
1680-00-703-3335INTERCHANGEABLE
COUPLING ASSY
100655
5990-00-832-2546INTERCHANGEABLE
SHIELD,ANTENNA CONT
100655
3020-01-328-3116INTERCHANGEABLE
SPROCKET WHEEL
5905-01-364-9542INTERCHANGEABLE
RESISTOR,FIXED,FILM
100655
4220-01-460-4875INTERCHANGEABLE
FILLER ADAPTER,ASSY
100655

Frequently Asked Questions

What is NSN 5310-00-889-2525?

NSN 5310-00-889-2525 is a Nut,plain,hexagon, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-889-2525?

NSN 5310-00-889-2525 has 2 cross-referenced part numbers: SMB433049 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 100655 (L3harris Interstate Electronics Corporation).

What NSN replaces 5310-00-889-2525?

There are 8 known substitutes for 5310-00-889-2525: 3110-00-108-8268, 6625-00-115-1588, 6240-00-682-3411 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB433049?

Key specifications for SMB433049: Thread Direction: RIGHT-HAND; Nut Height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Width Across Flats: 0.812 INCHES NOMINAL IN; Nut Style: HEXAGON. 13 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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