PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

093077800Washer,lock

Elbit Systems Ltd · NSN 5310-00-579-1603 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-579-1603 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-579-1603. Primary manufacturer part number: 093077800.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
  • Hole Diameter: 0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
  • Hardness Rating: 90.0 ROCKWELL B MINIMUM
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Test Data Document: 80204-ANS27.1 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
  • Specification/standard Data: 80204-ANS27.1,5/16 INCH,REGULAR PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD IN
  • Outside Diameter: 0.586 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-579-1603, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Elbit Systems Ltd. Government technical data includes 7 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-579-1603
Primary Part Number093077800
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerElbit Systems Ltd
StatusACTIVE
Material Thickness0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
Hole Diameter0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
Hardness Rating90.0 ROCKWELL B MINIMUM
Style DesignatorSPLIT HELICAL-RIGHT HAND
Test Data Document80204-ANS27.1 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
Specification/standard Data80204-ANS27.1,5/16 INCH,REGULAR PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD IN
Outside Diameter0.586 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-184-8971MS35338-103 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-187-2417004-003005-083 INTERCHANGEABLE
Washer,lock
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5310-00-261-7435 INTERCHANGEABLE
Washer,lock
3030-00-529-0492 INTERCHANGEABLE
Belt,v
5310-00-576-0546MS35338-99 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-577-5354MS35338-105 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-579-1604 INTERCHANGEABLE
Washer,lock
5310-00-680-6823MS35338-108 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-720-8395 INTERCHANGEABLE
Washer,lock
6625-00-727-0955 INTERCHANGEABLE
Adapter,test
Cross-Reference Index
Part NumberManufacturer
093077800 Elbit Systems Ltd (ISR)
B27-1 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
5310-00-184-8971INTERCHANGEABLE
WASHER,LOCK
MS35338-103
5310-00-187-2417INTERCHANGEABLE
WASHER,LOCK
004-003005-083
5310-00-261-7435INTERCHANGEABLE
WASHER,LOCK
3030-00-529-0492INTERCHANGEABLE
BELT,V
5310-00-576-0546INTERCHANGEABLE
WASHER,LOCK
MS35338-99
5310-00-577-5354INTERCHANGEABLE
WASHER,LOCK
MS35338-105
5310-00-579-1604INTERCHANGEABLE
WASHER,LOCK
5310-00-680-6823INTERCHANGEABLE
WASHER,LOCK
MS35338-108
5310-00-720-8395INTERCHANGEABLE
WASHER,LOCK
6625-00-727-0955INTERCHANGEABLE
ADAPTER,TEST
5310-00-933-8120INTERCHANGEABLE
WASHER,LOCK
MS35338-138
5340-01-253-5896INTERCHANGEABLE
BUMPER
B271

Frequently Asked Questions

What is NSN 5310-00-579-1603?

NSN 5310-00-579-1603 is a Washer,lock, manufactured by Elbit Systems Ltd, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-579-1603?

NSN 5310-00-579-1603 has 2 cross-referenced part numbers: 093077800 (Elbit Systems Ltd), B27-1 (American National Standards Institute Incorporated Dba American National Standards Institute).

What NSN replaces 5310-00-579-1603?

There are 12 known substitutes for 5310-00-579-1603: 5310-00-184-8971, 5310-00-187-2417, 5310-00-261-7435 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 093077800?

Key specifications for 093077800: Material Thickness: 0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN; Hole Diameter: 0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN; Hardness Rating: 90.0 ROCKWELL B MINIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND. 7 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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