PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-8UNC-2BL1Nut,plain,hexagon

Naval Inventory Control Point Mechanicsburg · NSN 5310-01-269-0358 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-269-0358 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-269-0358. Primary manufacturer part number: 1-8UNC-2BL1.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Quantity Per Inch: 8
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
  • Nondefinitive Spec/std Data: A STYLE AND 1 TYPE
  • Material Document and Classification: QQ-N-281,CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Departure From Cited Document: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
  • Special Test Features: AS DIFFERENTIATED BY MATERIAL-NO SUBSTITUTE
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Nickel Alloy R-405 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-269-0358, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, 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
NSN5310-01-269-0358
Primary Part Number1-8UNC-2BL1
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Thread Quantity Per Inch8
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Nondefinitive Spec/std DataA STYLE AND 1 TYPE
Material Document and ClassificationQQ-N-281,CL B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Departure From Cited DocumentMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Special Test FeaturesAS DIFFERENTIATED BY MATERIAL-NO SUBSTITUTE
Nominal Thread Size1.000 INCHES IN
MaterialNICKEL ALLOY R-405 OVERALL
Criticality Code JustificationZZZW
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-519-6628MS17829-16C INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-01-065-8335 INTERCHANGEABLE
Screw,cap,hexagon Head
5310-01-144-3917 INTERCHANGEABLE
Nut,plain,hexagon
5305-01-170-4119 INTERCHANGEABLE
Screw,cap,hexagon Head
5310-01-244-6549 INTERCHANGEABLE
Nut,plain,hexagon
5305-01-265-3777 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-267-4982 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-290-0006 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-290-0016 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-290-0019 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
1-8UNC-2BL1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222, TYPE I Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1-8UNC-2B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
QQ-N-281, GRADE 405, CLASS B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-1222, TYPE IL1 Naval Inventory Control Point Mechanicsburg (USA)
QQ-N-281, GRADE 405, CLASS BL1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5310-00-519-6628INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
MS17829-16C
5305-01-065-8335INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5310-01-144-3917INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5305-01-170-4119INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5310-01-244-6549INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5305-01-265-3777INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-267-4982INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-290-0006INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-290-0016INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-290-0019INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-336-5931INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5310-01-377-6272INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5310-01-269-0358?

NSN 5310-01-269-0358 is a Nut,plain,hexagon, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-269-0358?

NSN 5310-01-269-0358 has 6 cross-referenced part numbers: 1-8UNC-2BL1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222, TYPE I (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1-8UNC-2B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), QQ-N-281, GRADE 405, CLASS B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222, TYPE IL1 (Naval Inventory Control Point Mechanicsburg) and 1 more.

What NSN replaces 5310-01-269-0358?

There are 12 known substitutes for 5310-01-269-0358: 5310-00-519-6628, 5305-01-065-8335, 5310-01-144-3917 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-8UNC-2BL1?

Key specifications for 1-8UNC-2BL1: Thread Quantity Per Inch: 8; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nondefinitive Spec/std Data: A STYLE AND 1 TYPE. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com