PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

540905Setscrew

Army Weapons Command Attn Amswe-Ree-S · NSN 5305-00-285-1408 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-285-1408 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-285-1408. Primary manufacturer part number: 540905.
Features
  • Setscrew — FSC 5305
  • Thread Series Designator: UNF
  • Nominal Thread Diameter: 0.086 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Material: COPPER ALLOY OVERALL
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Class: 2A A
  • Head Style: HEADLESS (SETSCREW)
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-285-1408, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 14 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-285-1408
Primary Part Number540905
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerArmy Weapons Command Attn Amswe-Ree-S
StatusACTIVE
Thread Series DesignatorUNF
Nominal Thread Diameter0.086 INCHES IN
Thread DirectionRIGHT-HAND
MaterialCOPPER ALLOY OVERALL
Hardness Rating30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
Thread Class2A A
Head StyleHEADLESS (SETSCREW)
Point StyleFLAT
Thread Length0.094 INCHES MAXIMUM IN
Thread Quantity Per Inch64
Nondefinitive Spec/std Data2 TYPE AND 1 STYLE
Fastener Length0.094 INCHES NOMINAL IN
Internal Drive StyleSLOT
Material Document and ClassificationQQ-B-611,COMP B 1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5305-00-017-9120 INTERCHANGEABLE
Setscrew
5305-00-054-9291 INTERCHANGEABLE
Setscrew
5305-00-058-0784 INTERCHANGEABLE
Setscrew
5305-00-060-9320499171-1 INTERCHANGEABLE
Setscrew
Raytheon Company Dba Raytheon
5305-00-082-1621 INTERCHANGEABLE
Setscrew
5305-00-275-5668 INTERCHANGEABLE
Setscrew
5305-00-282-2022 INTERCHANGEABLE
Setscrew
Cross-Reference Index
Part NumberManufacturer
540905 Army Weapons Command Attn Amswe-Ree-S (USA)
FF-S-210B Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5305-00-017-9120INTERCHANGEABLE
SETSCREW
5305-00-054-9291INTERCHANGEABLE
SETSCREW
5305-00-058-0784INTERCHANGEABLE
SETSCREW
5305-00-060-9320INTERCHANGEABLE
SETSCREW
499171-1
5305-00-082-1621INTERCHANGEABLE
SETSCREW
5305-00-275-5668INTERCHANGEABLE
SETSCREW
5305-00-282-2022INTERCHANGEABLE
SETSCREW

Frequently Asked Questions

What is NSN 5305-00-285-1408?

NSN 5305-00-285-1408 is a Setscrew, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-285-1408?

NSN 5305-00-285-1408 has 2 cross-referenced part numbers: 540905 (Army Weapons Command Attn Amswe-Ree-S), FF-S-210B (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5305-00-285-1408?

There are 7 known substitutes for 5305-00-285-1408: 5305-00-017-9120, 5305-00-054-9291, 5305-00-058-0784 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 540905?

Key specifications for 540905: Thread Series Designator: UNF; Nominal Thread Diameter: 0.086 INCHES IN; Thread Direction: RIGHT-HAND; Material: COPPER ALLOY OVERALL. 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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