PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30187Bolt,machine

Dana Corp Spicer Transmission Div · NSN 5306-00-208-5546 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-208-5546 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-208-5546. Primary manufacturer part number: 30187.
Features
  • Bolt,machine — FSC 5306
  • Thread Class: 3A A
  • Features Provided: FINISHED HEAD
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Thread Quantity Per Inch: 24
  • Thread Length: 0.500 INCHES MINIMUM IN
  • Thread Direction: RIGHT-HAND
  • Head Height: 0.281 INCHES NOMINAL IN
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 5306-00-208-5546, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 14 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-208-5546
Primary Part Number30187
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerDana Corp Spicer Transmission Div
StatusACTIVE
Thread Class3A A
Features ProvidedFINISHED HEAD
Nominal Thread Diameter0.375 INCHES IN
Thread Quantity Per Inch24
Thread Length0.500 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Head Height0.281 INCHES NOMINAL IN
Fastener Length0.812 INCHES NOMINAL IN
Thread Series DesignatorUNF
Head StyleHEXAGON
Grip Length0.312 INCHES NOMINAL IN
Hardness Rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL OVERALL
Width Between Flats0.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-042-6758 INTERCHANGEABLE
Washer,lock
4310-00-332-0209BB55S49077PC187 INTERCHANGEABLE
Follower,cylinder
Naval Ship Systems Command
9340-00-978-2039 INTERCHANGEABLE
Glass,laminated
4320-01-281-444330187 INTERCHANGEABLE
Stopper,pump
W.w. Grainger, Inc. Div Government Sales Division
2910-01-344-57912020-30 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Racor Division Div Racor Division
4820-01-418-761530187 INTERCHANGEABLE
Valve,safety Relief
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
5985-01-438-850930187 INTERCHANGEABLE
Attenuator,fixed
Caes Systems Llc
4820-01-506-9068330187-010NM INTERCHANGEABLE
Disk,valve
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
8465-01-688-851130187 INTERCHANGEABLE
Bag,weapon Equipment,carrier
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
30187 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
30187 PRIMARY Dana Corp Spicer Transmission Div (USA)
Related Parts
5310-00-042-6758INTERCHANGEABLE
WASHER,LOCK
4310-00-332-0209INTERCHANGEABLE
FOLLOWER,CYLINDER
BB55S49077PC187
9340-00-978-2039INTERCHANGEABLE
GLASS,LAMINATED
4320-01-281-4443INTERCHANGEABLE
STOPPER,PUMP
30187
2910-01-344-5791INTERCHANGEABLE
FILTER ELEMENT,FLUID
2020-30
4820-01-418-7615INTERCHANGEABLE
VALVE,SAFETY RELIEF
30187
5985-01-438-8509INTERCHANGEABLE
ATTENUATOR,FIXED
30187
4820-01-506-9068INTERCHANGEABLE
DISK,VALVE
330187-010NM
8465-01-688-8511INTERCHANGEABLE
BAG,WEAPON EQUIPMENT,CARRIER
30187

Frequently Asked Questions

What is NSN 5306-00-208-5546?

NSN 5306-00-208-5546 is a Bolt,machine, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-208-5546?

NSN 5306-00-208-5546 has 2 cross-referenced part numbers: 30187 (Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products), 30187 (Dana Corp Spicer Transmission Div).

What NSN replaces 5306-00-208-5546?

There are 9 known substitutes for 5306-00-208-5546: 5310-00-042-6758, 4310-00-332-0209, 9340-00-978-2039 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30187?

Key specifications for 30187: Thread Class: 3A A; Features Provided: FINISHED HEAD; Nominal Thread Diameter: 0.375 INCHES IN; Thread Quantity Per Inch: 24. 14 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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