PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

237DP4STSBolt,u

Perko Inc · NSN 5306-01-140-4654 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-140-4654 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-140-4654. Primary manufacturer part number: 237DP4STS.
Features
  • Bolt,u — FSC 5306
  • Inside Distance Between Shanks: 1.500 INCHES NOMINAL IN
  • Thread Length: 3.375 INCHES NOMINAL IN
  • Style Designator: ROUND BEND
  • Material: STEEL CORROSION RESISTING OVERALL
  • 4 verified cross-references
  • Primary manufacturer: Perko Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Bolt,u, cataloged under National Stock Number 5306-01-140-4654, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Perko Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5306-01-140-4654
Primary Part Number237DP4STS
Item NameBolt,u
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerPerko Inc
StatusACTIVE
Inside Distance Between Shanks1.500 INCHES NOMINAL IN
Thread Length3.375 INCHES NOMINAL IN
Style DesignatorROUND BEND
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-00-200-4818 (2374)
HAZMATNo
Verified Substitutes 12
5340-00-200-48182374 SUCCESSOR
Bumper
Atlantic India Rubber Co Inc
5340-00-933-81692374 SUCCESSOR
Standoff,threaded,spacing
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3110-00-100-3874358-35 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
5305-00-151-1885132760 INTERCHANGEABLE
Screw,machine
Borgwarner Pds (anderson), L.l.c.
5307-00-206-7901237-4 INTERCHANGEABLE
Stud,plain
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
2940-00-421-7182231847 INTERCHANGEABLE
Filter Element,intake Air Cleane
Kohler Co Engine Plant Div
4820-00-487-30542374 INTERCHANGEABLE
Parts Kit,ball Valve
Badger Fire Protection Inc
5120-00-620-92335090 INTERCHANGEABLE
Mirror,inspection
Gc/waldom Inc
2815-00-886-82072374 INTERCHANGEABLE
Valve,poppet,engine
Trw Inc Trw Intl Trade Government Sales Dept
5330-00-909-20022374 INTERCHANGEABLE
Gasket,spiral Wound
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
026259-2 Uniflite Inc (USA)
237-4 Perko Inc (USA)
237DP4STS PRIMARY Perko Inc (USA)
026259-2 Sea Cure Technology, Inc (USA)
Related Parts
SUCCESSOR 5340-00-200-4818 Bumper · 2374
5340-00-933-8169SUCCESSOR
STANDOFF,THREADED,SPACING
2374
3110-00-100-3874INTERCHANGEABLE
BEARING,ROLLER,TAPERED
358-35
5305-00-151-1885INTERCHANGEABLE
SCREW,MACHINE
132760
5307-00-206-7901INTERCHANGEABLE
STUD,PLAIN
237-4
2940-00-421-7182INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
231847
4820-00-487-3054INTERCHANGEABLE
PARTS KIT,BALL VALVE
2374
5120-00-620-9233INTERCHANGEABLE
MIRROR,INSPECTION
5090
2815-00-886-8207INTERCHANGEABLE
VALVE,POPPET,ENGINE
2374
5330-00-909-2002INTERCHANGEABLE
GASKET,SPIRAL WOUND
2374
5815-00-976-1214INTERCHANGEABLE
ARM
5120-00-994-3803INTERCHANGEABLE
PULLER,MECHANICAL
HS8173

Frequently Asked Questions

What is NSN 5306-01-140-4654?

NSN 5306-01-140-4654 is a Bolt,u, manufactured by Perko Inc, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-140-4654?

NSN 5306-01-140-4654 has 4 cross-referenced part numbers: 026259-2 (Uniflite Inc), 237-4 (Perko Inc), 237DP4STS (Perko Inc), 026259-2 (Sea Cure Technology, Inc).

What NSN replaces 5306-01-140-4654?

There are 12 known substitutes for 5306-01-140-4654: 5340-00-200-4818, 5340-00-933-8169, 3110-00-100-3874 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 237DP4STS?

Key specifications for 237DP4STS: Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Inside Distance Between Shanks: 1.500 INCHES NOMINAL IN; Thread Length: 3.375 INCHES NOMINAL IN; Special Features: 0.500 IN. DIA IN. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com