PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21770Washer,flat

Teledyne Flir Unmanned Ground Systems, Inc · NSN 5310-01-624-0766 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-624-0766 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-624-0766. Primary manufacturer part number: 21770.
Features
  • Washer,flat — FSC 5310
  • 3 verified cross-references
  • Primary manufacturer: Teledyne Flir Unmanned Ground Systems, Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-624-0766, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Teledyne Flir Unmanned Ground Systems, Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 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)
ManufacturersTeledyne Flir Unmanned Ground Systems, Inc (CAGE 7KJ69); Nimikkeistokeskus Ncb Finland (CAGE A486G); Irobot Corporation (CAGE 066R1)
Technical Specifications
ParameterValue
NSN5310-01-624-0766
Primary Part Number21770
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTeledyne Flir Unmanned Ground Systems, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-054-517921770 INTERCHANGEABLE
Seal,ring
Eaton Corp Dba Eaton Aerospace Jackson
9540-00-188-1573 INTERCHANGEABLE
Channel,structural
1650-00-436-033321770 INTERCHANGEABLE
Filter Element,fluid
Pall Aeropower Corporation
5310-00-550-1059M-4721 INTERCHANGEABLE
Nut,plain,hexagon
Rockwell Automation, Inc. Dba Rockwell Automation
5315-01-076-296999121770 INTERCHANGEABLE
Pin,straight,headless
Alfa Laval Inc
4720-01-368-158215657222 INTERCHANGEABLE
Hose,preformed
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
21770 PRIMARY Teledyne Flir Unmanned Ground Systems, Inc (USA)
10422848 Nimikkeistokeskus Ncb Finland (FIN)
21770 Irobot Corporation (USA)
Related Parts
5330-00-054-5179INTERCHANGEABLE
SEAL,RING
21770
9540-00-188-1573INTERCHANGEABLE
CHANNEL,STRUCTURAL
1650-00-436-0333INTERCHANGEABLE
FILTER ELEMENT,FLUID
21770
5310-00-550-1059INTERCHANGEABLE
NUT,PLAIN,HEXAGON
M-4721
5315-01-076-2969INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
99121770
4720-01-368-1582INTERCHANGEABLE
HOSE,PREFORMED
15657222

Frequently Asked Questions

What is NSN 5310-01-624-0766?

NSN 5310-01-624-0766 is a Washer,flat, manufactured by Teledyne Flir Unmanned Ground Systems, Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-624-0766?

NSN 5310-01-624-0766 has 3 cross-referenced part numbers: 21770 (Teledyne Flir Unmanned Ground Systems, Inc), 10422848 (Nimikkeistokeskus Ncb Finland), 21770 (Irobot Corporation).

What NSN replaces 5310-01-624-0766?

There are 6 known substitutes for 5310-01-624-0766: 5330-00-054-5179, 9540-00-188-1573, 1650-00-436-0333 and 3 more. Verify interchangeability with system specifications before substitution.

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