PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-16448-7Setscrew

Nylok Llc · NSN 5305-01-193-4441 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-193-4441 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-193-4441. Primary manufacturer part number: S-16448-7.
Features
  • Setscrew — FSC 5305
  • Fastener Length: 0.219 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
  • Material: STEEL COMP 303 OVERALL
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Head Style: HEADLESS (SETSCREW)
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-01-193-4441, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Nylok Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN5305-01-193-4441
Primary Part NumberS-16448-7
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNylok Llc
StatusACTIVE
Fastener Length0.219 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
MaterialSTEEL COMP 303 OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Head StyleHEADLESS (SETSCREW)
Nominal Thread Diameter0.164 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Point StyleCUP
Thread Class3A A
Internal Drive StyleHEXAGON
Thread Quantity Per Inch32
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-806-9519CS11 INTERCHANGEABLE
Setscrew
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
S-16448-7 Nylok Llc (USA)
SK2541-7 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
965983-7 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
965983-7 Raytheon Company Dba Raytheon (USA)
K2541-7 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
Related Parts
5305-00-806-9519INTERCHANGEABLE
SETSCREW
CS11

Frequently Asked Questions

What is NSN 5305-01-193-4441?

NSN 5305-01-193-4441 is a Setscrew, manufactured by Nylok Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-193-4441?

NSN 5305-01-193-4441 has 5 cross-referenced part numbers: S-16448-7 (Nylok Llc), SK2541-7 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), 965983-7 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co), 965983-7 (Raytheon Company Dba Raytheon), K2541-7 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co).

What NSN replaces 5305-01-193-4441?

There is 1 known substitute for 5305-01-193-4441: 5305-00-806-9519. Verify interchangeability with system specifications before substitution.

What are the specifications of S-16448-7?

Key specifications for S-16448-7: Fastener Length: 0.219 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN; Material: STEEL COMP 303 OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL. 13 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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