PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

ASTM-A193 GRADE B16Screw,cap,hexagon Head

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5305-01-267-4982 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-267-4982 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-267-4982. Primary manufacturer part number: ASTM-A193 GRADE B16.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Criticality Code Justification: ZZZW
  • Nondefinitive Spec/std Data: 1 TYPE
  • Thread Length: 1.750 INCHES NOMINAL IN
  • Material Document and Classification: ASTMA193 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Thread Class: 2A A
  • Thread Direction: RIGHT-HAND
  • Material: STEEL OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-267-4982, is classified within Federal Supply Class 5305 (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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 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
NSN5305-01-267-4982
Primary Part NumberASTM-A193 GRADE B16
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Criticality Code JustificationZZZW
Nondefinitive Spec/std Data1 TYPE
Thread Length1.750 INCHES NOMINAL IN
Material Document and ClassificationASTMA193 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Class2A A
Thread DirectionRIGHT-HAND
MaterialSTEEL OVERALL
Nominal Thread Diameter0.500 INCHES IN
Thread Quantity Per Inch13
Departure From Cited DocumentMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 12
5307-01-050-1584 INTERCHANGEABLE
Stud,continuous Thread
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
5307-01-188-7716 INTERCHANGEABLE
Stud,continuous Thread
5307-01-241-9333 INTERCHANGEABLE
Stud,continuous Thread
5305-01-265-3777 INTERCHANGEABLE
Screw,cap,hexagon Head
5310-01-269-0358 INTERCHANGEABLE
Nut,plain,hexagon
5305-01-290-0006 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-290-0016 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
ASTM-A193 GRADE B16 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ASTM-A193 GRADE B16L1 Naval Inventory Control Point Mechanicsburg (USA)
B16 1/2 13UNC2AX1 3/4INLGL1 Naval Inventory Control Point Mechanicsburg (USA)
1/2-13UNC-2A X 1 3/4 INCHESL1 Naval Inventory Control Point Mechanicsburg (USA)
1/2-13UNC-2A X 1 3/4 INCHES 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)
MIL-DTL-1222 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)
MIL-DTL-1222 TYPE I Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5307-01-050-1584INTERCHANGEABLE
STUD,CONTINUOUS THREAD
5305-01-065-8335INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5310-01-144-3917INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5305-01-170-4119INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5307-01-188-7716INTERCHANGEABLE
STUD,CONTINUOUS THREAD
5307-01-241-9333INTERCHANGEABLE
STUD,CONTINUOUS THREAD
5305-01-265-3777INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5310-01-269-0358INTERCHANGEABLE
NUT,PLAIN,HEXAGON
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

Frequently Asked Questions

What is NSN 5305-01-267-4982?

NSN 5305-01-267-4982 is a Screw,cap,hexagon Head, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-267-4982?

NSN 5305-01-267-4982 has 9 cross-referenced part numbers: ASTM-A193 GRADE B16 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ASTM-A193 GRADE B16L1 (Naval Inventory Control Point Mechanicsburg), B16 1/2 13UNC2AX1 3/4INLGL1 (Naval Inventory Control Point Mechanicsburg), 1/2-13UNC-2A X 1 3/4 INCHESL1 (Naval Inventory Control Point Mechanicsburg), 1/2-13UNC-2A X 1 3/4 INCHES (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 5305-01-267-4982?

There are 12 known substitutes for 5305-01-267-4982: 5307-01-050-1584, 5305-01-065-8335, 5310-01-144-3917 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ASTM-A193 GRADE B16?

Key specifications for ASTM-A193 GRADE B16: Criticality Code Justification: ZZZW; Nondefinitive Spec/std Data: 1 TYPE; Thread Length: 1.750 INCHES NOMINAL IN; Material Document and Classification: ASTMA193 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 11 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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