PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

581577Bolt,shoulder

Acf-Brill Motors Co · NSN 5306-00-499-9203 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-499-9203 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-499-9203. Primary manufacturer part number: 581577.
Features
  • Bolt,shoulder — FSC 5306
  • Thread Length: 1.062 INCHES MINIMUM IN
  • Shoulder Length: 0.828 INCHES MINIMUM AND 0.844 INCHES MAXIMUM FIRST SHOULDER IN
  • Nonstandard Thread Pitch Diameter: +0.7044 TO 0.7084 INCHES IN
  • Shoulder Diameter: 0.876 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN
  • Shoulder Shape: ROUND FIRST SHOULDER
  • Head Style: DEE CHAMFER
  • Head Diameter: 0.840 INCHES MINIMUM AND 0.845 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,shoulder, cataloged under National Stock Number 5306-00-499-9203, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Acf-Brill Motors Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 17 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-499-9203
Primary Part Number581577
Item NameBolt,shoulder
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerAcf-Brill Motors Co
StatusCANCELLED
Thread Length1.062 INCHES MINIMUM IN
Shoulder Length0.828 INCHES MINIMUM AND 0.844 INCHES MAXIMUM FIRST SHOULDER IN
Nonstandard Thread Pitch Diameter+0.7044 TO 0.7084 INCHES IN
Shoulder Diameter0.876 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN
Shoulder ShapeROUND FIRST SHOULDER
Head StyleDEE CHAMFER
Head Diameter0.840 INCHES MINIMUM AND 0.845 INCHES MAXIMUM IN
Thread Quantity Per Inch16
Nominal Thread Diameter0.750 INCHES IN
Thread Series DesignatorUNF
MaterialSTEEL OVERALL
Thread DirectionRIGHT-HAND
Head Height0.250 INCHES NOMINAL IN
Distance From Centerline to Flat0.445 INCHES NOMINAL IN
Fastener Length2.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-00-473-3913 (251-1)
HAZMATNo
Verified Substitutes 12
5340-00-473-3913251-1 SUCCESSOR
Snap Hook
Buckles International, Inc.
6130-01-109-7878200-48 SUCCESSOR
Power Supply
Electrostatics Inc
Retainer,helical Compression Spr
6515-01-686-55912511 SUCCESSOR
Sensor,oxygen Monitoring
Masimo Corporation
Sensor,oxygen Monitoring
3110-00-007-6359S2 1-2C7P13ZD INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
5905-00-089-151220048 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
General Dynamics Motion Control Llc
5330-00-154-9118 INTERCHANGEABLE
Seal,plain Encased
5133-00-228-1335 INTERCHANGEABLE
Drill,twist
4820-00-272-2228514154-1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
Cross-Reference Index
Part NumberManufacturer
581577 Acf-Brill Motors Co
536366 Fruehauf Corp (USA)
3A7312 Zf Industrieantriebe Witten Gmbh (DEU)
35724 Budd Co the (USA)
V2005 Correct Mfg Corp (USA)
40336 Alliedsignal Inc Alliedsignal Braking Systems-Wheel End Products (USA)
FS4009 Titan Wheel Corporation of Illinois (USA)
20-X-262 Zf Industrieantriebe Witten Gmbh (DEU)
43801 Budd Co the (USA)
108884H Navistar International Corporation Dba Navistar (USA)
535664 Fruehauf Corp (USA)
2511 L & L Boiler Maintenance Inc (USA)
51-1107 Ford Motor Company (USA)
924628 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
1-9-809 Zf Industrieantriebe Witten Gmbh (DEU)
43801E Alliedsignal Inc Alliedsignal Braking Systems-Wheel End Products (USA)
3111595 Gerstenlager Co the (USA)
2511 D & J Parts Inc (USA)
51-1107 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
108884H Navistar Intl Corp Truck Br Ohio Plant (USA)
Related Parts
SUCCESSOR 5340-00-473-3913 Snap Hook · 251-1
6130-01-109-7878SUCCESSOR
POWER SUPPLY
200-48
5340-01-151-1021SUCCESSOR
RETAINER,HELICAL COMPRESSION SPR
6515-01-686-5591SUCCESSOR
SENSOR,OXYGEN MONITORING
2511
6515-01-716-2267SUCCESSOR
SENSOR,OXYGEN MONITORING
3110-00-007-6359INTERCHANGEABLE
BEARING,BALL,ANNULAR
S2 1-2C7P13ZD
5905-00-089-1512INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
20048
5330-00-154-9118INTERCHANGEABLE
SEAL,PLAIN ENCASED
5133-00-228-1335INTERCHANGEABLE
DRILL,TWIST
4820-00-272-2228INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
514154-1
6240-00-295-2158INTERCHANGEABLE
LAMP,INCANDESCENT
12579-00399
3020-00-396-1137INTERCHANGEABLE
GEAR,SPUR
403-36

Frequently Asked Questions

What is NSN 5306-00-499-9203?

NSN 5306-00-499-9203 is a Bolt,shoulder, manufactured by Acf-Brill Motors Co, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-499-9203?

NSN 5306-00-499-9203 has 23 cross-referenced part numbers: 581577 (Acf-Brill Motors Co), 536366 (Fruehauf Corp), 3A7312 (Zf Industrieantriebe Witten Gmbh), 35724 (Budd Co the), V2005 (Correct Mfg Corp) and 18 more.

What NSN replaces 5306-00-499-9203?

There are 12 known substitutes for 5306-00-499-9203: 5340-00-473-3913, 6130-01-109-7878, 5340-01-151-1021 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 581577?

Key specifications for 581577: Thread Length: 1.062 INCHES MINIMUM IN; Shoulder Length: 0.828 INCHES MINIMUM AND 0.844 INCHES MAXIMUM FIRST SHOULDER IN; Nonstandard Thread Pitch Diameter: +0.7044 TO 0.7084 INCHES IN; Shoulder Diameter: 0.876 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-499-9203 still in active supply?

NSN 5306-00-499-9203 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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