PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14627PCM326Screw,cap,hexagon Head

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5305-00-577-5462 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-577-5462 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-577-5462. Primary manufacturer part number: 14627PCM326.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Class: 2A A
  • Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Quantity Per Inch: 16
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-577-5462, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 14 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
NSN5305-00-577-5462
Primary Part Number14627PCM326
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusCANCELLED
Thread Class2A A
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Nominal Thread Diameter0.375 INCHES IN
Hardness Rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
Thread Quantity Per Inch16
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Surface Finish63.0 MICROINCHES THREADS
Surface Finish125.0 MICROINCHES BEARING SURFACE OF HEAD
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Material Document and ClassificationSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Fastener Length1.000 INCHES NOMINAL IN
Head StyleHEXAGON
Thread Length1.000 INCHES MINIMUM IN
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-043-4551H2212PC31 INTERCHANGEABLE
Setscrew
Siemens Energy, Inc.
6240-00-155-7815 INTERCHANGEABLE
Lamp,incandescent
5905-00-195-9643A32128 INTERCHANGEABLE
Resistor,fixed,composition
Raytheon Company Dba Raytheon Co
5305-00-269-3211120233 INTERCHANGEABLE
Screw,cap,hexagon Head
Jenny Products, Inc
5365-00-276-28940P1203 INTERCHANGEABLE
Shim
Blaw-Knox Construction Equipment Co Div of White Consolidated Industries Inc
2825-00-389-9743 INTERCHANGEABLE
Seat,governor Adjus
3110-00-472-26921001-34 INTERCHANGEABLE
Bearing,ball,annular
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
1680-00-478-0159PM21894 INTERCHANGEABLE
Grip Assembly,controller,aircraf
Unison Industries Llc
5305-00-514-7728 INTERCHANGEABLE
Screw,cap,socket Head
3990-00-526-7366 INTERCHANGEABLE
Box,tote
Cross-Reference Index
Part NumberManufacturer
179839 General Motors Corp Saginaw Div (USA)
29N800PC33 Fairbanks Morse, Llc (USA)
N9353PC17 General Motors Corp (USA)
14627PCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
17652PCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
2774783 Energy Services Group Div of Cooper Industries Inc (USA)
N9849PC51 General Motors Corp (USA)
18221PCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
N9712PC6 General Motors Llc Dba General Motors Llc (USA)
N1062PCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
X207042APCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
17996PCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
N12888PC22 PRIMARY Hatch & Kirk, Inc. (USA)
12378PCM326 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
52128S5901-998623ALT1PC307 PRIMARY Naval Ship Systems Command (USA)
32N752PC5 Fairbanks Morse, Llc (USA)
N9353PC17 General Motors Llc Dba General Motors Llc (USA)
341AVC1-10PC52 White Consolidated Industries Inc Kelvinator Div (USA)
N9595PC23 General Motors Corp (USA)
N3400PC307 Carrier Corp (USA)
Related Parts
5305-00-043-4551INTERCHANGEABLE
SETSCREW
H2212PC31
6240-00-155-7815INTERCHANGEABLE
LAMP,INCANDESCENT
5905-00-195-9643INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
A32128
5305-00-269-3211INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
120233
5365-00-276-2894INTERCHANGEABLE
SHIM
0P1203
2825-00-389-9743INTERCHANGEABLE
SEAT,GOVERNOR ADJUS
3110-00-472-2692INTERCHANGEABLE
BEARING,BALL,ANNULAR
1001-34
1680-00-478-0159INTERCHANGEABLE
GRIP ASSEMBLY,CONTROLLER,AIRCRAF
PM21894
5305-00-514-7728INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
3990-00-526-7366INTERCHANGEABLE
BOX,TOTE
4320-00-537-0841INTERCHANGEABLE
PUMP UNIT,ROTARY
M326
5305-00-545-8374INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD

Frequently Asked Questions

What is NSN 5305-00-577-5462?

NSN 5305-00-577-5462 is a Screw,cap,hexagon Head, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-577-5462?

NSN 5305-00-577-5462 has 50 cross-referenced part numbers: 179839 (General Motors Corp Saginaw Div), 29N800PC33 (Fairbanks Morse, Llc), N9353PC17 (General Motors Corp), 14627PCM326 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), 17652PCM326 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic) and 45 more.

What NSN replaces 5305-00-577-5462?

There are 12 known substitutes for 5305-00-577-5462: 5305-00-043-4551, 6240-00-155-7815, 5905-00-195-9643 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14627PCM326?

Key specifications for 14627PCM326: Thread Class: 2A A; Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS; Nominal Thread Diameter: 0.375 INCHES IN; Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-577-5462 still in active supply?

NSN 5305-00-577-5462 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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