PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51634Screw,cap,socket Head

Paccar Winch Inc Dba Paccar Winch Division · NSN 5305-01-135-9339 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-135-9339 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-135-9339. Primary manufacturer part number: 51634.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Head Style: HEXAGON
  • Thread Quantity Per Inch: 11
  • Fastener Length: 2.000 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.625 INCHES IN
  • Material: STEEL OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-135-9339, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Paccar Winch Inc Dba Paccar Winch Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-135-9339
Primary Part Number51634
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerPaccar Winch Inc Dba Paccar Winch Division
StatusACTIVE
Thread DirectionRIGHT-HAND
Head StyleHEXAGON
Thread Quantity Per Inch11
Fastener Length2.000 INCHES NOMINAL IN
Nominal Thread Diameter0.625 INCHES IN
MaterialSTEEL OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5815-00-030-0426SC-C-69641-4 INTERCHANGEABLE
Bar,tabulator,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6685-00-265-0912138010 INTERCHANGEABLE
Gage,vacuum,indicating
Ametek, Inc. Div Aerospace & Defense
5315-01-241-068651634 INTERCHANGEABLE
Pin,straight,headless
Eaton Aerospace, Llc Dba Jackson South
5930-01-310-30555-1634 INTERCHANGEABLE
Boot,dust and Moisture Seal
Bird Electronic Corporation Div Bird Electronic Corp
Cross-Reference Index
Part NumberManufacturer
51634 PRIMARY Paccar Winch Inc Dba Paccar Winch Division (USA)
Related Parts
5815-00-030-0426INTERCHANGEABLE
BAR,TABULATOR,TELETYPEWRITER
SC-C-69641-4
6685-00-265-0912INTERCHANGEABLE
GAGE,VACUUM,INDICATING
138010
5315-01-241-0686INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
51634
5930-01-310-3055INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
5-1634

Frequently Asked Questions

What is NSN 5305-01-135-9339?

NSN 5305-01-135-9339 is a Screw,cap,socket Head, manufactured by Paccar Winch Inc Dba Paccar Winch Division, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-135-9339?

NSN 5305-01-135-9339 has 1 cross-referenced part number: 51634 (Paccar Winch Inc Dba Paccar Winch Division).

What NSN replaces 5305-01-135-9339?

There are 4 known substitutes for 5305-01-135-9339: 5815-00-030-0426, 6685-00-265-0912, 5315-01-241-0686 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51634?

Key specifications for 51634: Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Thread Direction: RIGHT-HAND; Head Style: HEXAGON; Thread Quantity Per Inch: 11. 8 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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