PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

607D0300 ITEM 46D7Washer,flat,reduced

Naval Inventory Control Point Mechanicsburg · NSN 5310-01-719-7745 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-719-7745 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-719-7745. Primary manufacturer part number: 607D0300 ITEM 46D7.
Features
  • Washer,flat,reduced — FSC 5310
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
  • 7 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat,reduced, cataloged under National Stock Number 5310-01-719-7745, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-719-7745
Primary Part Number607D0300 ITEM 46D7
Item NameWasher,flat,reduced
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-069-5291 INTERCHANGEABLE
Washer,flat
5310-01-679-8201 INTERCHANGEABLE
Washer,flat
5310-01-732-4228NAS620C8 INTERCHANGEABLE
Washer,flat
Insitu, Inc.
Cross-Reference Index
Part NumberManufacturer
607D0300 ITEM 46D7 Naval Inventory Control Point Mechanicsburg (USA)
607D0300 ITEM 46 Ems Development Corporation (USA)
8598394-03 / FN161 SHEET 2 Naval Sea Systems Command (USA)
NAS620C8 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS620C8D7 Naval Inventory Control Point Mechanicsburg (USA)
8598394-03 FN161D7 Naval Inventory Control Point Mechanicsburg (USA)
8598394-03 FN161 Naval Sea Systems Command (USA)
Related Parts
5310-00-069-5291INTERCHANGEABLE
WASHER,FLAT
5310-01-679-8201INTERCHANGEABLE
WASHER,FLAT
5310-01-732-4228INTERCHANGEABLE
WASHER,FLAT
NAS620C8

Frequently Asked Questions

What is NSN 5310-01-719-7745?

NSN 5310-01-719-7745 is a Washer,flat,reduced, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-719-7745?

NSN 5310-01-719-7745 has 7 cross-referenced part numbers: 607D0300 ITEM 46D7 (Naval Inventory Control Point Mechanicsburg), 607D0300 ITEM 46 (Ems Development Corporation), 8598394-03 / FN161 SHEET 2 (Naval Sea Systems Command), NAS620C8 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS620C8D7 (Naval Inventory Control Point Mechanicsburg) and 2 more.

What NSN replaces 5310-01-719-7745?

There are 3 known substitutes for 5310-01-719-7745: 5310-00-069-5291, 5310-01-679-8201, 5310-01-732-4228. Verify interchangeability with system specifications before substitution.

What are the specifications of 607D0300 ITEM 46D7?

Key specifications for 607D0300 ITEM 46D7: Part Name Assigned by Controlling Agency: WASHER,FLAT,REDUCED; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES. 3 total characteristics are documented in the Federal Logistics Information System.

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