PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W3Washer,flat

Sony Electronics Inc · NSN 5310-01-149-9645 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-149-9645 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-149-9645. Primary manufacturer part number: W3.
Features
  • Washer,flat — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Sony Electronics Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-149-9645, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sony Electronics Inc. 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.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersSony Corporation (CAGE S0482); Sony Electronics Inc (CAGE 56472)
Technical Specifications
ParameterValue
NSN5310-01-149-9645
Primary Part NumberW3
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSony Electronics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-156-18324F9364 INTERCHANGEABLE
Bearing,ball,thrust
Caterpillar Inc Div Caterpillar Defense
3895-00-247-7586 INTERCHANGEABLE
Roller,towed,sheepsfoot
6520-00-515-6050500-57522 INTERCHANGEABLE
Clamp,rubber Dam,dental
Heraeus Kulzer Llc
5310-00-531-1565W3 INTERCHANGEABLE
Washer,flat
Elbitamerica, Inc.
5920-00-866-2477W3 INTERCHANGEABLE
Fuse,plug
Cooper Bussmann, Llc Dba Cooper Industries
5995-01-014-0631B650-W57 INTERCHANGEABLE
Cable Assembly,special Purpose,e
National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems
3020-01-191-4396W3 INTERCHANGEABLE
Gear,helical
Nugier Press Company,inc.
5340-01-259-3953 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
5811-01-266-9806W3 INTERCHANGEABLE
Cable Assy
Advance Computer Communications Dba Acc
5330-01-308-5880W3 INTERCHANGEABLE
Gasket
Emglo Products Corp
Cross-Reference Index
Part NumberManufacturer
W3 Sony Corporation (JPN)
W3 PRIMARY Sony Electronics Inc (USA)
Related Parts
3110-00-156-1832INTERCHANGEABLE
BEARING,BALL,THRUST
4F9364
3895-00-247-7586INTERCHANGEABLE
ROLLER,TOWED,SHEEPSFOOT
6520-00-515-6050INTERCHANGEABLE
CLAMP,RUBBER DAM,DENTAL
500-57522
5310-00-531-1565INTERCHANGEABLE
WASHER,FLAT
W3
5920-00-866-2477INTERCHANGEABLE
FUSE,PLUG
W3
5995-01-014-0631INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
B650-W57
3020-01-191-4396INTERCHANGEABLE
GEAR,HELICAL
W3
5340-01-259-3953INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
5811-01-266-9806INTERCHANGEABLE
CABLE ASSY
W3
5330-01-308-5880INTERCHANGEABLE
GASKET
W3

Frequently Asked Questions

What is NSN 5310-01-149-9645?

NSN 5310-01-149-9645 is a Washer,flat, manufactured by Sony Electronics Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-149-9645?

NSN 5310-01-149-9645 has 2 cross-referenced part numbers: W3 (Sony Corporation), W3 (Sony Electronics Inc).

What NSN replaces 5310-01-149-9645?

There are 10 known substitutes for 5310-01-149-9645: 3110-00-156-1832, 3895-00-247-7586, 6520-00-515-6050 and 7 more. Verify interchangeability with system specifications before substitution.

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