PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901-14Screw,externally Relieved Body

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 5305-01-190-9074 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-190-9074 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-190-9074. Primary manufacturer part number: 901-14.
Features
  • Screw,externally Relieved Body — FSC 5305
  • Internal Drive Style: W/O INTERNAL DRIVE
  • Thread Length: 0.250 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Material: NICKEL ALLOY OVERALL
  • Head Style: CROWNED HEXAGON
  • Material Document and Classification: QQ-N-286,CL B,HEX BAR FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Nickel Alloy Overall construction
General Description

The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-190-9074, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-190-9074
Primary Part Number901-14
Item NameScrew,externally Relieved Body
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
Internal Drive StyleW/O INTERNAL DRIVE
Thread Length0.250 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.250 INCHES IN
MaterialNICKEL ALLOY OVERALL
Head StyleCROWNED HEXAGON
Material Document and ClassificationQQ-N-286,CL B,HEX BAR FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Externally Relieved Body Diameter Quantity1
First Diameter From Head0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN
Point StyleFLAT
Thread Quantity Per Inch20
Head Height0.187 INCHES NOMINAL IN
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
Thread Class3A A
Fastener Length0.501 INCHES NOMINAL IN
Width Between Flats0.375 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Point Diameter0.156 INCHES NOMINAL IN
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5110-00-268-129250-10957 INTERCHANGEABLE
Reamer,hand
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5410-01-040-008790114 INTERCHANGEABLE
Panel,building,prefabricated
Mid-South Industries Inc
5307-01-417-7832901-14 INTERCHANGEABLE
Stud,continuous Thread
Fluid Handling Llc
5945-01-620-64029-0114 INTERCHANGEABLE
Relay,electromagnetic
Thermal Dynamics Corp
5310-01-685-012190-114-4 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Bell Textron Inc
5310-01-685-012290-114-10 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Bell Textron Inc
5310-01-729-647490-114-8S INTERCHANGEABLE
Nut,self-Locking,extended Washer
Bell Textron Inc
Cross-Reference Index
Part NumberManufacturer
901-14 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
901-14 Tescom Corp Dba Tescom Div Tescom (USA)
901-14CP Zf Industrieantriebe Witten Gmbh (DEU)
901-14CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5110-00-268-1292INTERCHANGEABLE
REAMER,HAND
50-10957
5410-01-040-0087INTERCHANGEABLE
PANEL,BUILDING,PREFABRICATED
90114
5307-01-417-7832INTERCHANGEABLE
STUD,CONTINUOUS THREAD
901-14
5945-01-620-6402INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
9-0114
5310-01-685-0121INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
90-114-4
5310-01-685-0122INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
90-114-10
5310-01-729-6474INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
90-114-8S

Frequently Asked Questions

What is NSN 5305-01-190-9074?

NSN 5305-01-190-9074 is a Screw,externally Relieved Body, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-190-9074?

NSN 5305-01-190-9074 has 4 cross-referenced part numbers: 901-14 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 901-14 (Tescom Corp Dba Tescom Div Tescom), 901-14CP (Zf Industrieantriebe Witten Gmbh), 901-14CP (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 5305-01-190-9074?

There are 7 known substitutes for 5305-01-190-9074: 5110-00-268-1292, 5410-01-040-0087, 5307-01-417-7832 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 901-14?

Key specifications for 901-14: Internal Drive Style: W/O INTERNAL DRIVE; Thread Length: 0.250 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 0.250 INCHES IN. 19 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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