PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51095-338Screw,cap,hexagon Head

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-01-111-0622 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-111-0622 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-111-0622. Primary manufacturer part number: MS51095-338.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Head Height: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
  • Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS
  • Hole Quantity: 1
  • Thread Quantity Per Inch: 18
  • Hole Type: DRILLED
  • Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1013 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1021 or Steel Comp 1022 or Steel Comp 1023 or Steel Comp 1524 or Steel Comp 1025 or Steel Comp 1026 or Steel Comp 1527 or Steel Comp 1029 or Steel Comp 1030 or Steel Comp 1033 or Steel Comp 1034 or Steel Comp 1035 or Steel Comp 1536 or Steel Comp 1037 or Steel Comp 1038 or Steel Comp 1039 or Steel Comp 1040 or Steel Comp 1541 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-111-0622, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-111-0622
Primary Part NumberMS51095-338
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Nominal Thread Diameter0.312 INCHES IN
Head Height0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Hole Quantity1
Thread Quantity Per Inch18
Hole TypeDRILLED
Surface Treatment Document and ClassificationQQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE AND 5 GRADE
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1541 OVERALL
Thread DirectionRIGHT-HAND
Hardness Rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
Fastener Length1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
Width Between Flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Hole Configuration StyleHEXAGON FLATS
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Hole Diameter0.060 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
Thread Class2A A
Thread Length1.062 INCHES MINIMUM IN
Head StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-00-165-8074MS51095-420 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-490-1851MS51095-444 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-941-3618MS51095-303 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-941-9459MS51095-384 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-942-8422MS51095-313 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-964-0562MS51095-369 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-964-0589MS51095-416 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-01-110-7903MS51095-401 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-117-0650MS51095-309L INTERCHANGEABLE
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-206-8396MS51095-446 INTERCHANGEABLE
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
MS51095-338 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
NASM51095 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
FF-S-85 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS51095-338 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5305-00-165-8074INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-420
5305-00-490-1851INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-444
5305-00-941-3618INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-303
5305-00-941-9459INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-384
5305-00-942-8422INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-313
5305-00-964-0562INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-369
5305-00-964-0589INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-416
5305-01-110-7903INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-401
5306-01-117-0650INTERCHANGEABLE
BOLT,MACHINE
MS51095-309L
5306-01-206-8396INTERCHANGEABLE
BOLT,MACHINE
MS51095-446
5305-01-374-6944INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-427

Frequently Asked Questions

What is NSN 5305-01-111-0622?

NSN 5305-01-111-0622 is a Screw,cap,hexagon Head, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-111-0622?

NSN 5305-01-111-0622 has 4 cross-referenced part numbers: MS51095-338 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), NASM51095 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), FF-S-85 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS51095-338 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5305-01-111-0622?

There are 11 known substitutes for 5305-01-111-0622: 5305-00-165-8074, 5305-00-490-1851, 5305-00-941-3618 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51095-338?

Key specifications for MS51095-338: Nominal Thread Diameter: 0.312 INCHES IN; Head Height: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN; Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS; Hole Quantity: 1. 21 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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