PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-1222,TYIII,GR 7,STYANut,plain,hexagon

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5310-01-383-3376 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-383-3376 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-383-3376. Primary manufacturer part number: MIL-DTL-1222,TYIII,GR 7,STYA.
Features
  • Nut,plain,hexagon — FSC 5310
  • Departure From Cited Document: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Criticality Code Justification: ZZZW
  • Thread Class: 2B
  • Thread Quantity Per Inch: 9
  • Nominal Thread Size: 0.875 INCHES IN
  • 16 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-383-3376, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 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
NSN5310-01-383-3376
Primary Part NumberMIL-DTL-1222,TYIII,GR 7,STYA
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Departure From Cited DocumentMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Criticality Code JustificationZZZW
Thread Class2B
Thread Quantity Per Inch9
Nominal Thread Size0.875 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-145-200222600N PIECE 38 INTERCHANGEABLE
Nut,plain,hexagon
Leslie Controls, Inc. Dba Leslie Controls Inc
5310-00-458-0465 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-041-2866 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-045-1608 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-143-1552 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-244-7568 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-332-1513522C900-614 INTERCHANGEABLE
Nut,plain,hexagon
Northrop Grumman Systems Corporation Div Marine Systems
5310-01-377-6272 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-383-3203 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-383-3251 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-1222,TYIII,GR 7,STYA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-1222L1 Naval Inventory Control Point Mechanicsburg (USA)
MILS1222TABLE7SYMB0L4 7-8L1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222,TYIII,GR7,STYAL1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222,TYIII,GR 4,STYAL1 Naval Inventory Control Point Mechanicsburg (USA)
28877N ITEM 14 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
7/8-9UNC-2B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TYIII,GR4,STYA,7/8-9UNC-2BL1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
16-08-1633 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
ASTM-A194 GRADE 7 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ASTM-A194 GRADE 7L1 Naval Inventory Control Point Mechanicsburg (USA)
7/8-9UNC-2BL1 Naval Inventory Control Point Mechanicsburg (USA)
16-08-1633L1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222,TYIII,GR 4,STY A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
28877N ITEM 14L1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5310-00-145-2002INTERCHANGEABLE
NUT,PLAIN,HEXAGON
22600N PIECE 38
5310-00-458-0465INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-041-2866INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-045-1608INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-143-1552INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-244-7568INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-332-1513INTERCHANGEABLE
NUT,PLAIN,HEXAGON
522C900-614
5310-01-377-6272INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-383-3203INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-383-3251INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-383-3321INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-383-3345INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5310-01-383-3376?

NSN 5310-01-383-3376 is a Nut,plain,hexagon, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-383-3376?

NSN 5310-01-383-3376 has 16 cross-referenced part numbers: MIL-DTL-1222,TYIII,GR 7,STYA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222L1 (Naval Inventory Control Point Mechanicsburg), MILS1222TABLE7SYMB0L4 7-8L1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222,TYIII,GR7,STYAL1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222,TYIII,GR 4,STYAL1 (Naval Inventory Control Point Mechanicsburg) and 11 more.

What NSN replaces 5310-01-383-3376?

There are 12 known substitutes for 5310-01-383-3376: 5310-00-145-2002, 5310-00-458-0465, 5310-01-041-2866 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-1222,TYIII,GR 7,STYA?

Key specifications for MIL-DTL-1222,TYIII,GR 7,STYA: Departure From Cited Document: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS; Thread Series: UNIFIED NATIONAL COARSE (UNC); Criticality Code Justification: ZZZW; Thread Class: 2B. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-383-3376 still in active supply?

NSN 5310-01-383-3376 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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