PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25139Screw,cap,hexagon Head

Tulsa Winch, Inc. · NSN 5305-01-691-1481 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-691-1481 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-691-1481. Primary manufacturer part number: 25139.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
  • Head Style: HEXAGON
  • Thread Class: 2A A
  • Nominal Thread Diameter: 0.625 INCHES IN
  • Fastener Length: 1.500 INCHES NOMINAL IN
  • Thread Length: 1.500 INCHES MINIMUM IN
  • Thread Quantity Per Inch: 11
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 5305-01-691-1481, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tulsa Winch, Inc.. Government technical data includes 11 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-691-1481
Primary Part Number25139
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTulsa Winch, Inc.
StatusACTIVE
Head Height0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
Head StyleHEXAGON
Thread Class2A A
Nominal Thread Diameter0.625 INCHES IN
Fastener Length1.500 INCHES NOMINAL IN
Thread Length1.500 INCHES MINIMUM IN
Thread Quantity Per Inch11
Thread DirectionRIGHT-HAND
Width Between Flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5977-00-096-291725139 INTERCHANGEABLE
Holder Assembly,electrical Conta
Smith Meter Inc Parts Opn
5330-00-640-93984A2112 INTERCHANGEABLE
Gasket
Napco International Llc Dba Napco International Inc
4710-01-012-671125139 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
5342-01-143-4839 INTERCHANGEABLE
Bracket,counterbalance
5930-01-145-14192-5139 INTERCHANGEABLE
Switch,toggle
Maytag Corporation Dba Maytag Appliancessales
1240-01-643-458025139 INTERCHANGEABLE
Telescope,straight
Sightron Inc
Cross-Reference Index
Part NumberManufacturer
25139 PRIMARY Tulsa Winch, Inc. (USA)
Related Parts
5977-00-096-2917INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA
25139
5330-00-640-9398INTERCHANGEABLE
GASKET
4A2112
4710-01-012-6711INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25139
5342-01-143-4839INTERCHANGEABLE
BRACKET,COUNTERBALANCE
5930-01-145-1419INTERCHANGEABLE
SWITCH,TOGGLE
2-5139
1240-01-643-4580INTERCHANGEABLE
TELESCOPE,STRAIGHT
25139

Frequently Asked Questions

What is NSN 5305-01-691-1481?

NSN 5305-01-691-1481 is a Screw,cap,hexagon Head, manufactured by Tulsa Winch, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-691-1481?

NSN 5305-01-691-1481 has 1 cross-referenced part number: 25139 (Tulsa Winch, Inc.).

What NSN replaces 5305-01-691-1481?

There are 6 known substitutes for 5305-01-691-1481: 5977-00-096-2917, 5330-00-640-9398, 4710-01-012-6711 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25139?

Key specifications for 25139: Head Height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN; Head Style: HEXAGON; Thread Class: 2A A; Nominal Thread Diameter: 0.625 INCHES 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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