PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8A8594Stud,plain

Napco International Llc Dba Napco International Inc · NSN 5307-00-695-6551 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-00-695-6551 — this item is cataloged by the U.S. Government under National Stock Number 5307-00-695-6551. Primary manufacturer part number: 8A8594.
Features
  • Stud,plain — FSC 5307
  • Thread Class: 3A STUD THREAD A
  • Thread Length: 0.938 INCHES MINIMUM STUD THREAD IN
  • Nominal Thread Size: 0.562 INCHES STUD THREAD IN
  • Nominal Thread Size: 0.562 INCHES NUT THREAD IN
  • Thread Quantity Per Inch: 12 NUT THREAD
  • Thread Series Designator: UNF STUD THREAD
  • Hardness Rating: 22.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM
Applications
  • Applications requiring Steel Comp 1038 construction
General Description

The Stud,plain, cataloged under National Stock Number 5307-00-695-6551, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5307-00-695-6551
Primary Part Number8A8594
Item NameStud,plain
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Thread Class3A STUD THREAD A
Thread Length0.938 INCHES MINIMUM STUD THREAD IN
Nominal Thread Size0.562 INCHES STUD THREAD IN
Nominal Thread Size0.562 INCHES NUT THREAD IN
Thread Quantity Per Inch12 NUT THREAD
Thread Series DesignatorUNF STUD THREAD
Hardness Rating22.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM
MaterialSTEEL COMP 1038
Material Document and ClassificationQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
Thread Pitch Diameters+0.5092 TO 0.5132 INCHES NUT THREAD IN
Thread Series DesignatorUNS NUT THREAD
Thread Quantity Per Inch18 STUD THREAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5307-00-217-06904844 INTERCHANGEABLE
Stud,plain
Brinkley Technology Group Llc Dba Hercules Manufacturing
3439-00-372-3480BB-4 INTERCHANGEABLE
Desoldering Wick
Eis Inc Dba Com-Kyl,div of Eis
5815-00-412-91254844 INTERCHANGEABLE
Stiffener,contact
Lucent Technologies Inc Corporate Headquarters
5331-00-580-5053485GOV INTERCHANGEABLE
O-Ring
Dill Air Controls Products Llc Dba Dill Air Controls Products Llc
5950-00-593-524148-44 INTERCHANGEABLE
Coil,radio Frequency
Keysight Technologies Inc
4730-00-723-5549552-1-4X1-4 INTERCHANGEABLE
Adapter,straight,pipe to Tube
United Technologies Automotive Inc Components Div
5330-01-474-98014844 INTERCHANGEABLE
Gasket
Bunn-O-Matic Corporation Div Government Sales
5331-01-498-79464844 INTERCHANGEABLE
O-Ring
Amw Cuyuna Engine Co. Inc Dba Two Stroke International
Cross-Reference Index
Part NumberManufacturer
8A8594 PRIMARY Napco International Llc Dba Napco International Inc (USA)
4844 PRIMARY Clark Material Handling Company (USA)
4844 Clark Equipment Co (USA)
Related Parts
5307-00-217-0690INTERCHANGEABLE
STUD,PLAIN
4844
3439-00-372-3480INTERCHANGEABLE
DESOLDERING WICK
BB-4
5815-00-412-9125INTERCHANGEABLE
STIFFENER,CONTACT
4844
5331-00-580-5053INTERCHANGEABLE
O-RING
485GOV
5950-00-593-5241INTERCHANGEABLE
COIL,RADIO FREQUENCY
48-44
4730-00-723-5549INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
552-1-4X1-4
5330-01-474-9801INTERCHANGEABLE
GASKET
4844
5331-01-498-7946INTERCHANGEABLE
O-RING
4844

Frequently Asked Questions

What is NSN 5307-00-695-6551?

NSN 5307-00-695-6551 is a Stud,plain, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-00-695-6551?

NSN 5307-00-695-6551 has 3 cross-referenced part numbers: 8A8594 (Napco International Llc Dba Napco International Inc), 4844 (Clark Material Handling Company), 4844 (Clark Equipment Co).

What NSN replaces 5307-00-695-6551?

There are 8 known substitutes for 5307-00-695-6551: 5307-00-217-0690, 3439-00-372-3480, 5815-00-412-9125 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8A8594?

Key specifications for 8A8594: Thread Class: 3A STUD THREAD A; Thread Length: 0.938 INCHES MINIMUM STUD THREAD IN; Overall Length: 2.125 INCHES NOMINAL IN; Nominal Thread Size: 0.562 INCHES STUD THREAD IN. 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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