PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12759-00621Bolt,machine

Fastenal Company Dba Fastenal Co · NSN 5306-01-557-0509 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-557-0509 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-557-0509. Primary manufacturer part number: 12759-00621.
Features
  • Bolt,machine — FSC 5306
  • Thread Quantity Per Inch: 20
  • Thread Direction: RIGHT-HAND
  • Fastener Length: 4.400 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
  • Grip Diameter: 0.493 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Thread Length: 1.250 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: SAE J429, GR5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
  • Material: STEEL OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-557-0509, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN5306-01-557-0509
Primary Part Number12759-00621
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Thread Quantity Per Inch20
Thread DirectionRIGHT-HAND
Fastener Length4.400 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
Grip Diameter0.493 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Thread Length1.250 INCHES NOMINAL IN
Surface Treatment Document and ClassificationSAE J429, GR5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL OVERALL
Head Height0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
Head StyleHEXAGON
Surface TreatmentZINC OVERALL
Thread Series DesignatorUNF
Width Between Flats0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Nominal Thread Diameter0.500 INCHES IN
Grip Length3.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5306-00-050-1239B1821BH031F150N SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
Clip,rod Retainer
5306-01-009-6628AEB02F312E00AW9A91 SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
5306-01-113-9748AEB02F500750AW9A96 SUCCESSOR
Bolt,machine
American National Standards Institute Incorporated Dba American National Standards Institute
3040-00-163-106999132860 INTERCHANGEABLE
Lever,manual Control
Alfa Laval Inc
2530-00-213-748117221 INTERCHANGEABLE
Knuckle,steering
Dana Corp Spicer Transmission Div
5950-00-271-1828989110-22B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5360-00-290-3940 INTERCHANGEABLE
Spring,helical,extension
3110-00-293-9092172-21 INTERCHANGEABLE
Bearing,ball,annular
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5950-00-848-63211676763 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
17221 Fastenal Company Dba Fastenal Co (USA)
AES01F500D50WA2D71 The American Society of Mechanical Engineers (USA)
T3099 Tuthill Corporation Dba Reyco/granning Div Reyco Granning (USA)
10003167 General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA)
12759-00621 PRIMARY Fastenal Company Dba Fastenal Co (USA)
ASME B18.2.1 The American Society of Mechanical Engineers (USA)
Related Parts
5306-00-050-1239SUCCESSOR
BOLT,MACHINE
B1821BH031F150N
5340-00-734-7754SUCCESSOR
CLIP,ROD RETAINER
5306-01-009-6628SUCCESSOR
BOLT,MACHINE
AEB02F312E00AW9A91
5306-01-113-9748SUCCESSOR
BOLT,MACHINE
AEB02F500750AW9A96
3040-00-163-1069INTERCHANGEABLE
LEVER,MANUAL CONTROL
99132860
2530-00-213-7481INTERCHANGEABLE
KNUCKLE,STEERING
17221
5950-00-271-1828INTERCHANGEABLE
COIL,RADIO FREQUENCY
989110-22B
5360-00-290-3940INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3110-00-293-9092INTERCHANGEABLE
BEARING,BALL,ANNULAR
172-21
5950-00-848-6321INTERCHANGEABLE
TRANSFORMER,POWER
1676763
5315-01-486-0610INTERCHANGEABLE
PIN,SPRING
17221
2540-01-518-5107INTERCHANGEABLE
LATCH,HOOD,VEHICULAR
17221

Frequently Asked Questions

What is NSN 5306-01-557-0509?

NSN 5306-01-557-0509 is a Bolt,machine, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-557-0509?

NSN 5306-01-557-0509 has 6 cross-referenced part numbers: 17221 (Fastenal Company Dba Fastenal Co), AES01F500D50WA2D71 (The American Society of Mechanical Engineers), T3099 (Tuthill Corporation Dba Reyco/granning Div Reyco Granning), 10003167 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 12759-00621 (Fastenal Company Dba Fastenal Co) and 1 more.

What NSN replaces 5306-01-557-0509?

There are 12 known substitutes for 5306-01-557-0509: 5306-00-050-1239, 5340-00-734-7754, 5306-01-009-6628 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12759-00621?

Key specifications for 12759-00621: Thread Quantity Per Inch: 20; Thread Direction: RIGHT-HAND; Fastener Length: 4.400 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN; Grip Diameter: 0.493 INCHES MINIMUM AND 0.500 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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