PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-198Screw,shoulder

Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) · NSN 5305-00-987-0066 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-987-0066 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-987-0066. Primary manufacturer part number: 20-198.
Features
  • Screw,shoulder — FSC 5305
  • Thread Quantity Per Inch: 32
  • Material: STEEL CORROSION RESISTING OVERALL
  • Head Diameter: 0.406 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Internal Drive Style: SLOT
  • Thread Series Designator: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Screw,shoulder, cataloged under National Stock Number 5305-00-987-0066, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes). Government technical data includes 8 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-987-0066
Primary Part Number20-198
Item NameScrew,shoulder
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGoodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
StatusACTIVE
Thread Quantity Per Inch32
MaterialSTEEL CORROSION RESISTING OVERALL
Head Diameter0.406 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.190 INCHES IN
Internal Drive StyleSLOT
Thread Series DesignatorUNF
Thread Class3A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-061-47825120-00-061-4782 INTERCHANGEABLE
Wrench,ratchet
General Services Administration Federal Supply Service
4310-00-168-8715 INTERCHANGEABLE
Guard,valve Strip
4820-00-287-282501513 INTERCHANGEABLE
Valve,gate
Hoffman/new Yorker, Inc.
5325-00-638-42950151-3 INTERCHANGEABLE
Eyelet,metallic
Lockheed Martin Corporation Div Rms
5961-01-169-4688 INTERCHANGEABLE
Semiconductor Device,diode
4820-01-232-570220198KM41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5930-01-308-499320198 INTERCHANGEABLE
Switch Assembly
Science Applications International Corporation
4820-01-330-942820198DM41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5910-01-350-8099 INTERCHANGEABLE
Capacitor Assembly
6625-01-702-098220198 INTERCHANGEABLE
Test Set,electronic Circuit Plug
Amerex Corporation Dba Amerex Corp
Cross-Reference Index
Part NumberManufacturer
01513 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
20-198 PRIMARY Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
Related Parts
5120-00-061-4782INTERCHANGEABLE
WRENCH,RATCHET
5120-00-061-4782
4310-00-168-8715INTERCHANGEABLE
GUARD,VALVE STRIP
4820-00-287-2825INTERCHANGEABLE
VALVE,GATE
01513
5325-00-638-4295INTERCHANGEABLE
EYELET,METALLIC
0151-3
5961-01-169-4688INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4820-01-232-5702INTERCHANGEABLE
VALVE,SAFETY RELIEF
20198KM41M
5930-01-308-4993INTERCHANGEABLE
SWITCH ASSEMBLY
20198
4820-01-330-9428INTERCHANGEABLE
VALVE,SAFETY RELIEF
20198DM41M
5910-01-350-8099INTERCHANGEABLE
CAPACITOR ASSEMBLY
6625-01-702-0982INTERCHANGEABLE
TEST SET,ELECTRONIC CIRCUIT PLUG
20198

Frequently Asked Questions

What is NSN 5305-00-987-0066?

NSN 5305-00-987-0066 is a Screw,shoulder, manufactured by Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes), classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-987-0066?

NSN 5305-00-987-0066 has 2 cross-referenced part numbers: 01513 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 20-198 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)).

What NSN replaces 5305-00-987-0066?

There are 10 known substitutes for 5305-00-987-0066: 5120-00-061-4782, 4310-00-168-8715, 4820-00-287-2825 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-198?

Key specifications for 20-198: Thread Quantity Per Inch: 32; Material: STEEL CORROSION RESISTING OVERALL; Head Diameter: 0.406 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 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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