PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17877Washer,flat

Raytheon Company Dba Raytheon · NSN 5310-00-141-9741 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-141-9741 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-141-9741. Primary manufacturer part number: 17877.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Surface Finish: 63.0 MICROINCHES ALL SURFACES
  • Material: COPPER ALLOY OVERALL
  • Thickness: 0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-141-9741, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-141-9741
Primary Part Number17877
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusCANCELLED
Hole Diameter0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Overall Diameter0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Surface Finish63.0 MICROINCHES ALL SURFACES
MaterialCOPPER ALLOY OVERALL
Thickness0.024 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5940-00-114-1305MS25036-116 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
3455-00-227-9858INVOLUTE 11-6 2-3/8 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
5360-00-475-248352773 INTERCHANGEABLE
Spring,helical,compression
Hydro-Aire Aerospace Corp
5950-00-647-766817877 INTERCHANGEABLE
Transformer,audio Frequency
Freed Transformer Co
3120-00-803-0215 INTERCHANGEABLE
Bearing,washer,thrust
3120-00-983-1302TT1508-1 INTERCHANGEABLE
Bearing,washer,thrust
Beemer Precision Inc
9540-01-199-4601 INTERCHANGEABLE
Channel,structural
5305-01-225-394352773 INTERCHANGEABLE
Screw,machine
Parker Hannifin Corporation Div Hydraulic Systems Division
6220-01-245-608540202Y INTERCHANGEABLE
Stop Light-Taillight,vehicular
Truck-Lite Co., Llc
3120-01-350-4419 INTERCHANGEABLE
Bearing,washer,thrust
Cross-Reference Index
Part NumberManufacturer
17877 Raytheon Company Dba Raytheon (USA)
116A6514 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
52773 Drs Sustainment Systems, Inc. (USA)
116A6514 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
00004 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
Related Parts
5940-00-114-1305INTERCHANGEABLE
TERMINAL,LUG
MS25036-116
3455-00-227-9858INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 11-6 2-3/8
5360-00-475-2483INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
52773
5950-00-647-7668INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
17877
3120-00-803-0215INTERCHANGEABLE
BEARING,WASHER,THRUST
3120-00-983-1302INTERCHANGEABLE
BEARING,WASHER,THRUST
TT1508-1
9540-01-199-4601INTERCHANGEABLE
CHANNEL,STRUCTURAL
5305-01-225-3943INTERCHANGEABLE
SCREW,MACHINE
52773
6220-01-245-6085INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
40202Y
3120-01-350-4419INTERCHANGEABLE
BEARING,WASHER,THRUST
8145-01-670-0249INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,M
UK-309-0004
4730-01-678-4382INTERCHANGEABLE
BOLT,FLUID PASSAGE
52773

Frequently Asked Questions

What is NSN 5310-00-141-9741?

NSN 5310-00-141-9741 is a Washer,flat, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-141-9741?

NSN 5310-00-141-9741 has 5 cross-referenced part numbers: 17877 (Raytheon Company Dba Raytheon), 116A6514 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 52773 (Drs Sustainment Systems, Inc.), 116A6514 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 00004 (Defense Logistics Agency Dba Defense Supply Center Philadelphia).

What NSN replaces 5310-00-141-9741?

There are 12 known substitutes for 5310-00-141-9741: 5940-00-114-1305, 3455-00-227-9858, 5360-00-475-2483 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17877?

Key specifications for 17877: Hole Diameter: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND; Overall Diameter: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-141-9741 still in active supply?

NSN 5310-00-141-9741 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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