PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10263ABolt,shoulder

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 5306-00-550-2041 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-550-2041 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-550-2041. Primary manufacturer part number: 10263A.
Features
  • Bolt,shoulder — FSC 5306
  • Thread Direction: RIGHT-HAND
  • Width Between Flats: 2.000 INCHES NOMINAL IN
  • Thread Series Designator: UNF
  • Nominal Thread Diameter: 1.500 INCHES IN
  • Fastener Length: 7.938 INCHES NOMINAL IN
  • Shoulder Length: 4.656 INCHES NOMINAL FIRST SHOULDER IN
  • Shoulder Width Across Flats: 1.744 INCHES MINIMUM AND 1.749 INCHES MAXIMUM FIRST SHOULDER IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 3140 Overall construction
General Description

The Bolt,shoulder, cataloged under National Stock Number 5306-00-550-2041, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-550-2041
Primary Part Number10263A
Item NameBolt,shoulder
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusACTIVE
Thread DirectionRIGHT-HAND
Width Between Flats2.000 INCHES NOMINAL IN
Thread Series DesignatorUNF
Nominal Thread Diameter1.500 INCHES IN
Fastener Length7.938 INCHES NOMINAL IN
Shoulder Length4.656 INCHES NOMINAL FIRST SHOULDER IN
Shoulder Width Across Flats1.744 INCHES MINIMUM AND 1.749 INCHES MAXIMUM FIRST SHOULDER IN
MaterialSTEEL COMP 3140 OVERALL
Thread Class2A A
Head Height0.750 INCHES NOMINAL IN
Distance From Head Largest Bearing Surface to Shank Hole Center7.688 INCHES NOMINAL FIRST HOLE IN
Shoulder ShapeHEXAGONAL FIRST SHOULDER
Head StyleHEXAGON
Thread Length1.719 INCHES MINIMUM IN
Shank Unthreaded Hole Diameter0.250 INCHES NOMINAL FIRST HOLE IN
Thread Quantity Per Inch12
Material Document and ClassificationFED STD 66,AISI/SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5340-01-308-8178426-011-191 SUCCESSOR
Crank,hand
Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
5940-00-052-9068 INTERCHANGEABLE
Terminal,stud
5325-00-275-595310263 INTERCHANGEABLE
Eyelet,metallic
Unison Industries Llc
1620-00-333-084310263 INTERCHANGEABLE
Cap,end,steering Cylinder
Moog Military Aircraft Llc
4320-00-389-829710263 INTERCHANGEABLE
Rotor,pump
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5965-00-627-8382SCDL176556 INTERCHANGEABLE
Headset-Microphone
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-00-725-7671 INTERCHANGEABLE
Washer,flat
3820-01-133-4738419540-2 INTERCHANGEABLE
Shank,cap Assembly
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
4320-01-428-172910263 INTERCHANGEABLE
Pump,rotary
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4820-01-462-076410263 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Fairchild Industrial Products Company
Cross-Reference Index
Part NumberManufacturer
10263A PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
10263 PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
5340-01-308-8178SUCCESSOR
CRANK,HAND
426-011-191
5940-00-052-9068INTERCHANGEABLE
TERMINAL,STUD
5325-00-275-5953INTERCHANGEABLE
EYELET,METALLIC
10263
1620-00-333-0843INTERCHANGEABLE
CAP,END,STEERING CYLINDER
10263
4320-00-389-8297INTERCHANGEABLE
ROTOR,PUMP
10263
5965-00-627-8382INTERCHANGEABLE
HEADSET-MICROPHONE
SCDL176556
5310-00-725-7671INTERCHANGEABLE
WASHER,FLAT
3820-01-133-4738INTERCHANGEABLE
SHANK,CAP ASSEMBLY
419540-2
4320-01-428-1729INTERCHANGEABLE
PUMP,ROTARY
10263
4820-01-462-0764INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
10263

Frequently Asked Questions

What is NSN 5306-00-550-2041?

NSN 5306-00-550-2041 is a Bolt,shoulder, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-550-2041?

NSN 5306-00-550-2041 has 2 cross-referenced part numbers: 10263A (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 10263 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 5306-00-550-2041?

There are 10 known substitutes for 5306-00-550-2041: 5340-01-308-8178, 5940-00-052-9068, 5325-00-275-5953 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10263A?

Key specifications for 10263A: Thread Direction: RIGHT-HAND; Width Between Flats: 2.000 INCHES NOMINAL IN; Thread Series Designator: UNF; Nominal Thread Diameter: 1.500 INCHES IN. 17 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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