PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

268016PC4Washer,flat

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5310-00-185-0098 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-185-0098 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-185-0098. Primary manufacturer part number: 268016PC4.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Thickness: 0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
  • Hole Diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
  • Material: STEEL COMP 1015 OVERALL
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Overall Diameter: 0.953 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1015 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-185-0098, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-185-0098
Primary Part Number268016PC4
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Center Hole Shape StyleROUND
Thickness0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
Hole Diameter0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
MaterialSTEEL COMP 1015 OVERALL
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Overall Diameter0.953 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4810-00-528-366635-055 INTERCHANGEABLE
Valve,solenoid
Hydro-Aire Aerospace Corp
4820-01-025-850535055 INTERCHANGEABLE
Cover,valve
Williams International Co., L.l.c.
3040-01-030-0979SR11218A INTERCHANGEABLE
Connecting Link,rigid
Sps Technologies Llc Dba Shur-Lok Company Div Aerospace Engineered Products Division
6105-01-107-06173505-5 INTERCHANGEABLE
Motor,alternating Current
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-336-815425055 INTERCHANGEABLE
Hose,nonmetallic
Griffith Rubber Mills
6515-01-557-69379055 INTERCHANGEABLE
Needle,intraosseous Device Set
Teleflex Llc
7025-01-609-107835055 INTERCHANGEABLE
Disk Drive Unit
Iomega Corporation
Cross-Reference Index
Part NumberManufacturer
268016PC4 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
35055 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
4810-00-528-3666INTERCHANGEABLE
VALVE,SOLENOID
35-055
4820-01-025-8505INTERCHANGEABLE
COVER,VALVE
35055
3040-01-030-0979INTERCHANGEABLE
CONNECTING LINK,RIGID
SR11218A
6105-01-107-0617INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
3505-5
4720-01-336-8154INTERCHANGEABLE
HOSE,NONMETALLIC
25055
6515-01-557-6937INTERCHANGEABLE
NEEDLE,INTRAOSSEOUS DEVICE SET
9055
7025-01-609-1078INTERCHANGEABLE
DISK DRIVE UNIT
35055

Frequently Asked Questions

What is NSN 5310-00-185-0098?

NSN 5310-00-185-0098 is a Washer,flat, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-185-0098?

NSN 5310-00-185-0098 has 2 cross-referenced part numbers: 268016PC4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 35055 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5310-00-185-0098?

There are 7 known substitutes for 5310-00-185-0098: 4810-00-528-3666, 4820-01-025-8505, 3040-01-030-0979 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 268016PC4?

Key specifications for 268016PC4: Center Hole Shape Style: ROUND; Thickness: 0.109 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN; Hole Diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN; Material: STEEL COMP 1015 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