PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100138Screw,cap,hexagon Head

Rolls-Royce Solutions America Inc · NSN 5305-00-010-0138 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-010-0138 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-010-0138. Primary manufacturer part number: 100138.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Fastener Length: 2.000 INCHES NOMINAL IN
  • Width Between Flats: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Hardness Rating: 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Surface Finish: 63.0 MICROINCHES THREADS
  • 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 5305-00-010-0138, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 14 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
NSN5305-00-010-0138
Primary Part Number100138
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRolls-Royce Solutions America Inc
StatusACTIVE
Fastener Length2.000 INCHES NOMINAL IN
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Nominal Thread Diameter0.375 INCHES IN
Hardness Rating80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Surface Finish63.0 MICROINCHES THREADS
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE AND 2 GRADE
Material Document and ClassificationSAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface Finish125.0 MICROINCHES GRIP
Surface Finish125.0 MICROINCHES BEARING SURFACE OF HEAD
Thread Length1.000 INCHES MINIMUM IN
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Thread Quantity Per Inch16
Thread Class2A A
Head StyleHEXAGON
Minimum Tensile Strength74000 POUNDS PER SQUARE INCH LBS
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-286-8149 INTERCHANGEABLE
Seal,plain Encased
5340-00-389-9271 INTERCHANGEABLE
Seat,helical Compression Spring
5930-00-660-6501KX4-1-2 INTERCHANGEABLE
Switch,sensitive
Sensata Technologies, Inc. Div Sensata Attleboro
5110-00-796-684760656 INTERCHANGEABLE
Punch,nibbling Tool
Adel Tool Co
5945-00-811-0670C503000085 INTERCHANGEABLE
Relay,electromagnetic
Kearfott Corporation Div Guidance and Navigation Division
3120-00-950-1874590-356 INTERCHANGEABLE
Bushing,sleeve
Steward Machine Co Inc
2825-00-950-1881 INTERCHANGEABLE
Collar,blower
3110-00-950-1887 INTERCHANGEABLE
Bearing,blower
2825-00-950-1888591-578AP INTERCHANGEABLE
Sleeve,blower
Acme Products & Engineering Inc
5365-00-950-1891 INTERCHANGEABLE
Bushing,blower
Cross-Reference Index
Part NumberManufacturer
60656 Thomson/houston Hotchkiss/brandt (FRA)
100138 General Motors Corp (USA)
100138 General Motors Llc Dba General Motors Llc (USA)
100138 Fruehauf Corp (USA)
85665 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
100138 PRIMARY Rolls-Royce Solutions America Inc (USA)
15C1911-214 PRIMARY Fairbanks Morse, Llc (USA)
FF-S-85 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
X3299 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
60656 Thales Las France SAS (FRA)
60656 Thales Air Defence (FRA)
15C1911-214 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
15X431 PRIMARY Steego Corp (USA)
2774823 Universal Motors-Oshkosh a Div of Medalist Industries Inc (USA)
Related Parts
5330-00-286-8149INTERCHANGEABLE
SEAL,PLAIN ENCASED
5340-00-389-9271INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
5930-00-660-6501INTERCHANGEABLE
SWITCH,SENSITIVE
KX4-1-2
5110-00-796-6847INTERCHANGEABLE
PUNCH,NIBBLING TOOL
60656
5945-00-811-0670INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
C503000085
3120-00-950-1874INTERCHANGEABLE
BUSHING,SLEEVE
590-356
2825-00-950-1881INTERCHANGEABLE
COLLAR,BLOWER
3110-00-950-1887INTERCHANGEABLE
BEARING,BLOWER
2825-00-950-1888INTERCHANGEABLE
SLEEVE,BLOWER
591-578AP
5365-00-950-1891INTERCHANGEABLE
BUSHING,BLOWER
4820-00-950-1894INTERCHANGEABLE
STEM,FLUID VALVE
591-603
4820-00-950-1898INTERCHANGEABLE
STEM,PLUG,BLOWER
591-611

Frequently Asked Questions

What is NSN 5305-00-010-0138?

NSN 5305-00-010-0138 is a Screw,cap,hexagon Head, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-010-0138?

NSN 5305-00-010-0138 has 14 cross-referenced part numbers: 60656 (Thomson/houston Hotchkiss/brandt), 100138 (General Motors Corp), 100138 (General Motors Llc Dba General Motors Llc), 100138 (Fruehauf Corp), 85665 (Brockway Motor Trucks Div of Mack Trucks Inc) and 9 more.

What NSN replaces 5305-00-010-0138?

There are 12 known substitutes for 5305-00-010-0138: 5330-00-286-8149, 5340-00-389-9271, 5930-00-660-6501 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100138?

Key specifications for 100138: Fastener Length: 2.000 INCHES NOMINAL IN; Width Between Flats: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.375 INCHES IN; Hardness Rating: 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL. 18 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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