PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

198-3899Screw,cap,socket Head

Caterpillar Inc Div Caterpillar Defense · NSN 5305-01-706-9348 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-706-9348 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-706-9348. Primary manufacturer part number: 198-3899.
Features
  • Screw,cap,socket Head — FSC 5305
  • 3 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-706-9348, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 3 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.

Catalog Facts
Item NameScrew,cap,socket Head
FSC / FSG5305 — No Item Name Available (FSG 53)
ManufacturersUnac (CAGE F8357); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); International Organization for Standardization (iso) (CAGE I9008)
Technical Specifications
ParameterValue
NSN5305-01-706-9348
Primary Part Number198-3899
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-074-9230203-002-0005 INTERCHANGEABLE
Bearing,ball,annular
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
A03758 Unac (FRA)
198-3899 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
ISO7380-1-8X20-12.9-A2R International Organization for Standardization (iso) (CHE)
Related Parts
3110-00-074-9230INTERCHANGEABLE
BEARING,BALL,ANNULAR
203-002-0005

Frequently Asked Questions

What is NSN 5305-01-706-9348?

NSN 5305-01-706-9348 is a Screw,cap,socket Head, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-706-9348?

NSN 5305-01-706-9348 has 3 cross-referenced part numbers: A03758 (Unac), 198-3899 (Caterpillar Inc Div Caterpillar Defense), ISO7380-1-8X20-12.9-A2R (International Organization for Standardization (iso)).

What NSN replaces 5305-01-706-9348?

There is 1 known substitute for 5305-01-706-9348: 3110-00-074-9230. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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