PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

61550Bolt,assembled Washer

New Venture Gear Inc New Process Gear Div · NSN 5306-00-472-2763 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-472-2763 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-472-2763. Primary manufacturer part number: 61550.
Features
  • Bolt,assembled Washer — FSC 5306
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL COMP 1022 OR STEEL COMP 1050 OVERALL
  • Primary Washer Material Thickness: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
  • Primary Washer Outside Diameter: 0.567 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
  • Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1022 or Steel Comp 1050 Overall construction
General Description

The Bolt,assembled Washer, cataloged under National Stock Number 5306-00-472-2763, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is New Venture Gear Inc New Process Gear Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5306-00-472-2763
Primary Part Number61550
Item NameBolt,assembled Washer
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerNew Venture Gear Inc New Process Gear Div
StatusACTIVE
Hardness Rating30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL COMP 1022 OR STEEL COMP 1050 OVERALL
Primary Washer Material Thickness0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Primary Washer Outside Diameter0.567 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
Material Document and ClassificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Thread Class2A A
Thread Quantity Per Inch18
Thread Length0.685 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN
Nominal Thread Diameter0.312 INCHES IN
Washer Quantity1
Fastener Length0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
Head Height0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Width Between Flats0.491 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Head StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5970-00-117-5336 INTERCHANGEABLE
Insulator,standoff
5330-00-599-4993 INTERCHANGEABLE
Seal,plain Encased
4320-01-019-989661550 INTERCHANGEABLE
Seat Spring,pump
Parker Hannifin Corporation Div Hydraulic Systems Division
5977-01-181-0136 INTERCHANGEABLE
Holder,electrical Contact Brush
5950-01-227-8707 INTERCHANGEABLE
Transformer Assembly
8440-01-525-6337 INTERCHANGEABLE
Gaiters
8440-01-525-6338 INTERCHANGEABLE
Gaiters
8440-01-525-6339 INTERCHANGEABLE
Gaiters
8440-01-525-6340 INTERCHANGEABLE
Gaiters
8440-01-525-6341 INTERCHANGEABLE
Gaiters
Cross-Reference Index
Part NumberManufacturer
47624 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
61550 PRIMARY New Venture Gear Inc New Process Gear Div (USA)
Related Parts
5970-00-117-5336INTERCHANGEABLE
INSULATOR,STANDOFF
5330-00-599-4993INTERCHANGEABLE
SEAL,PLAIN ENCASED
4320-01-019-9896INTERCHANGEABLE
SEAT SPRING,PUMP
61550
5977-01-181-0136INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
5950-01-227-8707INTERCHANGEABLE
TRANSFORMER ASSEMBLY
8440-01-525-6337INTERCHANGEABLE
GAITERS
8440-01-525-6338INTERCHANGEABLE
GAITERS
8440-01-525-6339INTERCHANGEABLE
GAITERS
8440-01-525-6340INTERCHANGEABLE
GAITERS
8440-01-525-6341INTERCHANGEABLE
GAITERS
4820-01-528-3960INTERCHANGEABLE
DIAPHRAGM,ACTUATOR VALVE,SPECIAL
61550

Frequently Asked Questions

What is NSN 5306-00-472-2763?

NSN 5306-00-472-2763 is a Bolt,assembled Washer, manufactured by New Venture Gear Inc New Process Gear Div, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-472-2763?

NSN 5306-00-472-2763 has 2 cross-referenced part numbers: 47624 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 61550 (New Venture Gear Inc New Process Gear Div).

What NSN replaces 5306-00-472-2763?

There are 11 known substitutes for 5306-00-472-2763: 5970-00-117-5336, 5330-00-599-4993, 4320-01-019-9896 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 61550?

Key specifications for 61550: Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL; Material: STEEL COMP 1022 OR STEEL COMP 1050 OVERALL; Primary Washer Material Thickness: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Primary Washer Outside Diameter: 0.567 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN. 16 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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