PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8A7177Setscrew

Napco International Llc Dba Napco International Inc · NSN 5305-00-013-7711 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-013-7711 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-013-7711. Primary manufacturer part number: 8A7177.
Features
  • Setscrew — FSC 5305
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 16
  • Head Style: SQUARE
  • Fastener Length: 2.750 INCHES NOMINAL IN
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
  • Features Provided: CASEHARDENED
Applications
  • Applications requiring Steel Comp 1010 or Steel Comp 1020 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-013-7711, is classified within Federal Supply Class 5305 (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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-013-7711
Primary Part Number8A7177
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch16
Head StyleSQUARE
Fastener Length2.750 INCHES NOMINAL IN
Hardness Rating30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
Features ProvidedCASEHARDENED
Nominal Thread Diameter0.375 INCHES IN
Point StyleCONE
Head Height0.281 INCHES NOMINAL IN
Thread Class2A A
Width Between Flats0.375 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Nondefinitive Spec/std Data1 TYPE AND 2 STYLE
MaterialSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
Thread Length2.750 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-00-844-674412815 INTERCHANGEABLE
Cock,drain
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
Cross-Reference Index
Part NumberManufacturer
8A7177 PRIMARY Napco International Llc Dba Napco International Inc (USA)
0604-2 Acco Industries Inc Sub of Babcock Intl Inc (USA)
Related Parts
4820-00-844-6744INTERCHANGEABLE
COCK,DRAIN
12815

Frequently Asked Questions

What is NSN 5305-00-013-7711?

NSN 5305-00-013-7711 is a Setscrew, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-013-7711?

NSN 5305-00-013-7711 has 2 cross-referenced part numbers: 8A7177 (Napco International Llc Dba Napco International Inc), 0604-2 (Acco Industries Inc Sub of Babcock Intl Inc).

What NSN replaces 5305-00-013-7711?

There is 1 known substitute for 5305-00-013-7711: 4820-00-844-6744. Verify interchangeability with system specifications before substitution.

What are the specifications of 8A7177?

Key specifications for 8A7177: Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 16; Head Style: SQUARE. 16 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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