PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

490177Plug,protective,dust and Moistur

Horst Engineering & Manufacturing Co · NSN 5340-00-924-6088 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-924-6088 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-924-6088. Primary manufacturer part number: 490177.
Features
  • Plug,protective,dust and Moistur — FSC 5340
  • Overall Diameter: 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
  • Material: STEEL CORROSION RESISTING
  • Design Type: THREADED
  • Thread Class: 3A A
  • Features Provided: BEVELED SEAT
  • Surface Treatment: SILVER
  • Thread Size and Series/type Designator: 7/16-20 UNIFIED NATIONAL JOINT FINE (UNJF)
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-924-6088, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Horst Engineering & Manufacturing Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-924-6088
Primary Part Number490177
Item NamePlug,protective,dust and Moistur
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHorst Engineering & Manufacturing Co
StatusACTIVE
Overall Diameter0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
MaterialSTEEL CORROSION RESISTING
Design TypeTHREADED
Thread Class3A A
Features ProvidedBEVELED SEAT
Surface TreatmentSILVER
Thread Size and Series/type Designator7/16-20 UNIFIED NATIONAL JOINT FINE (UNJF)
Drive TypeHEX HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
3110-00-156-8446IR121616 INTERCHANGEABLE
Ring,bearing,inner
Timken Aerospace, Inc Dba Torrington Product
Cross-Reference Index
Part NumberManufacturer
490177 Precision Speed Manufacturing, Llc (USA)
490177 U S Electrical Tool Inc (USA)
490177 Kito Mfg Co. Ltd (JPN)
490177 The Slabe Machine Products Llc (USA)
490177 PRIMARY Horst Engineering & Manufacturing Co (USA)
490177 Cooper Industries Inc Cooper Petroleum Equipment Div Sunnyvale Operation (USA)
490177 Alliant Techsystems Inc (USA)
490177 Kito Mfg Co. Ltd (JPN)
490177 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
490177 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
Related Parts
3110-00-156-8446INTERCHANGEABLE
RING,BEARING,INNER
IR121616

Frequently Asked Questions

What is NSN 5340-00-924-6088?

NSN 5340-00-924-6088 is a Plug,protective,dust and Moistur, manufactured by Horst Engineering & Manufacturing Co, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-924-6088?

NSN 5340-00-924-6088 has 10 cross-referenced part numbers: 490177 (Precision Speed Manufacturing, Llc), 490177 (U S Electrical Tool Inc), 490177 (Kito Mfg Co. Ltd), 490177 (The Slabe Machine Products Llc), 490177 (Horst Engineering & Manufacturing Co) and 5 more.

What NSN replaces 5340-00-924-6088?

There is 1 known substitute for 5340-00-924-6088: 3110-00-156-8446. Verify interchangeability with system specifications before substitution.

What are the specifications of 490177?

Key specifications for 490177: Overall Diameter: 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN; Material: STEEL CORROSION RESISTING; Design Type: THREADED; Thread Class: 3A A. 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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