PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21416Washer,flat

Smiths Aerospace, Inc., Electronic Systems-Grand Rapids · NSN 5310-01-138-1332 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-138-1332 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-138-1332. Primary manufacturer part number: 21416.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: RUBBER SYNTHETIC OVERALL
  • Hole Diameter: 0.280 INCHES NOMINAL IN
  • Thickness: 0.062 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 1.180 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-138-1332, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-138-1332
Primary Part Number21416
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSmiths Aerospace, Inc., Electronic Systems-Grand Rapids
StatusCANCELLED
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
MaterialRUBBER SYNTHETIC OVERALL
Hole Diameter0.280 INCHES NOMINAL IN
Thickness0.062 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Overall Diameter1.180 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5325-00-109-0285 INTERCHANGEABLE
Receptacle,turnlock Fastener
5325-00-290-8020214-16D INTERCHANGEABLE
Receptacle,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
5130-00-356-439621416 INTERCHANGEABLE
Brush,wire,rotary End
Black and Decker Us Inc
3820-00-378-30117000H17 INTERCHANGEABLE
Parts Kit,chain Sling
Terex Usa, Llc Dba Terex Equipment Services
4720-00-585-7293 INTERCHANGEABLE
Hose,nonmetallic
5970-00-616-63422-141-6 INTERCHANGEABLE
Insulator Rotating
Precision Aerospace Corporation Dba Precision Engine Control
5325-00-637-2369214-16 INTERCHANGEABLE
Receptacle,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
5930-00-787-9139PM 21416 INTERCHANGEABLE
Switch,toggle
Mason Electric Co. Dba Mason Controls
5325-01-019-3207214-16 INTERCHANGEABLE
Receptacle,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
5962-01-103-4287ULS-2004H-MIL INTERCHANGEABLE
Microcircuit,digital
Sprague Electric Co World Hqs
Cross-Reference Index
Part NumberManufacturer
21416D Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
21416 PRIMARY Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
Related Parts
5325-00-109-0285INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
5325-00-290-8020INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
214-16D
5130-00-356-4396INTERCHANGEABLE
BRUSH,WIRE,ROTARY END
21416
3820-00-378-3011INTERCHANGEABLE
PARTS KIT,CHAIN SLING
7000H17
4720-00-585-7293INTERCHANGEABLE
HOSE,NONMETALLIC
5970-00-616-6342INTERCHANGEABLE
INSULATOR ROTATING
2-141-6
5325-00-637-2369INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
214-16
5930-00-787-9139INTERCHANGEABLE
SWITCH,TOGGLE
PM 21416
5325-01-019-3207INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
214-16
5962-01-103-4287INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
ULS-2004H-MIL
4730-01-191-6202INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
SY1070063

Frequently Asked Questions

What is NSN 5310-01-138-1332?

NSN 5310-01-138-1332 is a Washer,flat, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-138-1332?

NSN 5310-01-138-1332 has 2 cross-referenced part numbers: 21416D (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 21416 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).

What NSN replaces 5310-01-138-1332?

There are 11 known substitutes for 5310-01-138-1332: 5325-00-109-0285, 5325-00-290-8020, 5130-00-356-4396 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21416?

Key specifications for 21416: Peripheral Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Material: RUBBER SYNTHETIC OVERALL; Hole Diameter: 0.280 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-138-1332 still in active supply?

NSN 5310-01-138-1332 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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