PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5568Washer,flat

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 5310-01-399-8013 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-399-8013 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-399-8013. Primary manufacturer part number: 5568.
Features
  • Washer,flat — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-399-8013, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 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)
ManufacturersCircor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816)
Technical Specifications
ParameterValue
NSN5310-01-399-8013
Primary Part Number5568
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-146-2955 INTERCHANGEABLE
Gasket
9540-00-197-9860734-3 INTERCHANGEABLE
Angle,structural
Aluminum Co of America
5120-00-242-3373 INTERCHANGEABLE
Socket,socket Wrench
9540-00-251-2578 INTERCHANGEABLE
Angle,structural
6230-01-025-5828 INTERCHANGEABLE
Searchlight
5961-01-050-48285568 INTERCHANGEABLE
Transistor
Tdk-Lambda Americas Inc. Div High Power Division
5340-01-306-98795568 INTERCHANGEABLE
Cap,protective,dust and Moisture
Wisco Products Inc
3120-01-332-41735568 INTERCHANGEABLE
Bearing,washer,thrust
Smatco Industries Inc
5120-01-399-9712 INTERCHANGEABLE
Socket,socket Wrench
5995-01-625-51065568 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Technobox Inc
Cross-Reference Index
Part NumberManufacturer
5568 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
5330-00-146-2955INTERCHANGEABLE
GASKET
9540-00-197-9860INTERCHANGEABLE
ANGLE,STRUCTURAL
734-3
5120-00-242-3373INTERCHANGEABLE
SOCKET,SOCKET WRENCH
9540-00-251-2578INTERCHANGEABLE
ANGLE,STRUCTURAL
6230-01-025-5828INTERCHANGEABLE
SEARCHLIGHT
5961-01-050-4828INTERCHANGEABLE
TRANSISTOR
5568
5340-01-306-9879INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
5568
3120-01-332-4173INTERCHANGEABLE
BEARING,WASHER,THRUST
5568
5120-01-399-9712INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5995-01-625-5106INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5568
8315-01-658-0245INTERCHANGEABLE
NEEDLE,UPHOLSTERER'S
556-8

Frequently Asked Questions

What is NSN 5310-01-399-8013?

NSN 5310-01-399-8013 is a Washer,flat, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-399-8013?

NSN 5310-01-399-8013 has 1 cross-referenced part number: 5568 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 5310-01-399-8013?

There are 11 known substitutes for 5310-01-399-8013: 5330-00-146-2955, 9540-00-197-9860, 5120-00-242-3373 and 8 more. Verify interchangeability with system specifications before substitution.

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