PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50993R11Nut,plain,hexagon

Navistar Intl Corp Truck Br Ohio Plant · NSN 5310-00-350-5746 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-350-5746 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-350-5746. Primary manufacturer part number: 50993R11.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Class: 3B
  • Width Across Flats: 4.000 INCHES NOMINAL IN
  • Thread Series: UN
  • Nominal Thread Size: 3.250 INCHES IN
  • Thread Quantity Per Inch: 12
  • Bearing Surface Type: CHAMFERED
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-350-5746, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navistar Intl Corp Truck Br Ohio Plant. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN5310-00-350-5746
Primary Part Number50993R11
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNavistar Intl Corp Truck Br Ohio Plant
StatusACTIVE
Thread Class3B
Width Across Flats4.000 INCHES NOMINAL IN
Thread SeriesUN
Nominal Thread Size3.250 INCHES IN
Thread Quantity Per Inch12
Bearing Surface TypeCHAMFERED
Thread DirectionRIGHT-HAND
Nut Height0.500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Nut StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-289-8084056-3 INTERCHANGEABLE
Bearing,ball,annular
Honeywell International Inc. Dba Honeywell International
4320-01-117-095526335 INTERCHANGEABLE
Pump,centrifugal
Industrial Technologies and Services Llc
4520-01-269-461439127 INTERCHANGEABLE
Heating Element,electrical,nonim
Indeeco Llc Dba Indeeco
6220-01-384-659926335 INTERCHANGEABLE
License Plate Illuminator
Truck-Lite Co., Llc
4140-01-388-8900FT950CW30P63 INTERCHANGEABLE
Impeller,fan,axial
Morrill Motors Inc
5305-01-408-045326335 INTERCHANGEABLE
Screw,machine
Astrocom Electronics Inc
6515-01-579-0346319.27 INTERCHANGEABLE
Brush,cleaning,instrument and Im
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6130-01-604-3392P22300 INTERCHANGEABLE
Charger,battery
Skc Inc
Cross-Reference Index
Part NumberManufacturer
50993R11 Navistar International Corporation Dba Navistar (USA)
50993R11 PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
5282066 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
31927 T and J Industries Inc (USA)
31927 PRIMARY Eaton Corporation (USA)
26335 Eaton Corporation (USA)
Related Parts
3110-00-289-8084INTERCHANGEABLE
BEARING,BALL,ANNULAR
056-3
4320-01-117-0955INTERCHANGEABLE
PUMP,CENTRIFUGAL
26335
4520-01-269-4614INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
39127
6220-01-384-6599INTERCHANGEABLE
LICENSE PLATE ILLUMINATOR
26335
4140-01-388-8900INTERCHANGEABLE
IMPELLER,FAN,AXIAL
FT950CW30P63
5305-01-408-0453INTERCHANGEABLE
SCREW,MACHINE
26335
6515-01-579-0346INTERCHANGEABLE
BRUSH,CLEANING,INSTRUMENT AND IM
319.27
6130-01-604-3392INTERCHANGEABLE
CHARGER,BATTERY
P22300

Frequently Asked Questions

What is NSN 5310-00-350-5746?

NSN 5310-00-350-5746 is a Nut,plain,hexagon, manufactured by Navistar Intl Corp Truck Br Ohio Plant, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-350-5746?

NSN 5310-00-350-5746 has 6 cross-referenced part numbers: 50993R11 (Navistar International Corporation Dba Navistar), 50993R11 (Navistar Intl Corp Truck Br Ohio Plant), 5282066 (U S Army Tank Automotive Command Amsta-Im-Mm), 31927 (T and J Industries Inc), 31927 (Eaton Corporation) and 1 more.

What NSN replaces 5310-00-350-5746?

There are 8 known substitutes for 5310-00-350-5746: 3110-00-289-8084, 4320-01-117-0955, 4520-01-269-4614 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50993R11?

Key specifications for 50993R11: Thread Class: 3B; Width Across Flats: 4.000 INCHES NOMINAL IN; Thread Series: UN; Nominal Thread Size: 3.250 INCHES IN. 10 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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