PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3163Washer,convex

Roller Bearing Co of America, Inc Div Pic Design · NSN 5310-00-948-4399 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-948-4399 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-948-4399. Primary manufacturer part number: 3163.
Features
  • Washer,convex — FSC 5310
  • Material: STEEL COMP 303 OVERALL
  • Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: CONVEX
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material Thickness: 0.156 INCHES NOMINAL IN
  • Outside Diameter: 0.375 INCHES NOMINAL IN
  • Hole Diameter: 0.196 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Washer,convex, cataloged under National Stock Number 5310-00-948-4399, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-948-4399
Primary Part Number3163
Item NameWasher,convex
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
MaterialSTEEL COMP 303 OVERALL
Material Document and ClassificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorCONVEX
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Thickness0.156 INCHES NOMINAL IN
Outside Diameter0.375 INCHES NOMINAL IN
Hole Diameter0.196 INCHES NOMINAL IN
Surface TreatmentPASSIVATE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-00-032-9496 INTERCHANGEABLE
Wrench
5935-00-201-64867479 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5340-00-205-6306817190 INTERCHANGEABLE
Clamp,loop
Us Army Aviation and Missile Command
4730-00-289-2348 INTERCHANGEABLE
Clamp,hose
6610-00-464-67983163 INTERCHANGEABLE
Cap,end,indicator
Kearflex Engineering Company
5815-00-604-25193163 INTERCHANGEABLE
Line Feed,adjust,le
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5340-00-902-9726NAS1397P3N INTERCHANGEABLE
Clamp,loop
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5955-01-248-2309MCM844-2B INTERCHANGEABLE
Oscillator,crystal Controlled
Q-Tech Corp Dba Q-Tech Corp
5985-01-371-78843163 INTERCHANGEABLE
Coupler,antenna
Tech Resources, Inc
Cross-Reference Index
Part NumberManufacturer
0532188-4 Raytheon Company Dba Raytheon (USA)
0532188-0004 Raytheon Company Dba Raytheon (USA)
3163 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
SM-A-803657-1 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
580R336H04 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5120-00-032-9496INTERCHANGEABLE
WRENCH
5935-00-201-6486INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7479
5340-00-205-6306INTERCHANGEABLE
CLAMP,LOOP
817190
4730-00-289-2348INTERCHANGEABLE
CLAMP,HOSE
6610-00-464-6798INTERCHANGEABLE
CAP,END,INDICATOR
3163
5815-00-604-2519INTERCHANGEABLE
LINE FEED,ADJUST,LE
3163
5340-00-902-9726INTERCHANGEABLE
CLAMP,LOOP
NAS1397P3N
5955-01-248-2309INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
MCM844-2B
5985-01-371-7884INTERCHANGEABLE
COUPLER,ANTENNA
3163

Frequently Asked Questions

What is NSN 5310-00-948-4399?

NSN 5310-00-948-4399 is a Washer,convex, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-948-4399?

NSN 5310-00-948-4399 has 5 cross-referenced part numbers: 0532188-4 (Raytheon Company Dba Raytheon), 0532188-0004 (Raytheon Company Dba Raytheon), 3163 (Roller Bearing Co of America, Inc Div Pic Design), SM-A-803657-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 580R336H04 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5310-00-948-4399?

There are 9 known substitutes for 5310-00-948-4399: 5120-00-032-9496, 5935-00-201-6486, 5340-00-205-6306 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3163?

Key specifications for 3163: Material: STEEL COMP 303 OVERALL; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Style Designator: CONVEX; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com