PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G-11-820GRNWasher,flat

Spaulding Composites Co Composite Laminates Group Tonawanda Opn · NSN 5310-00-081-6282 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-081-6282 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-081-6282. Primary manufacturer part number: G-11-820GRN.
Features
  • Washer,flat — FSC 5310
  • Material: PLASTIC OVERALL
  • Center Hole Shape Style: ROUND
  • Thickness: 0.062 INCHES NOMINAL IN
  • Overall Diameter: 0.371 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
  • Hole Diameter: 0.141 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-081-6282, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Spaulding Composites Co Composite Laminates Group Tonawanda Opn. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-081-6282
Primary Part NumberG-11-820GRN
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSpaulding Composites Co Composite Laminates Group Tonawanda Opn
StatusACTIVE
MaterialPLASTIC OVERALL
Center Hole Shape StyleROUND
Thickness0.062 INCHES NOMINAL IN
Overall Diameter0.371 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN
Hole Diameter0.141 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-134-41322672 INTERCHANGEABLE
Washer,flat
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
G-11-820GRN Spaulding Composites Co Composite Laminates Group Tonawanda Opn (USA)
5048-749 Raytheon Company Div Rmd Strategic (USA)
JMD12-040 Veeco Instruments Inc Lambda Div (USA)
Related Parts
5310-00-134-4132INTERCHANGEABLE
WASHER,FLAT
2672

Frequently Asked Questions

What is NSN 5310-00-081-6282?

NSN 5310-00-081-6282 is a Washer,flat, manufactured by Spaulding Composites Co Composite Laminates Group Tonawanda Opn, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-081-6282?

NSN 5310-00-081-6282 has 3 cross-referenced part numbers: G-11-820GRN (Spaulding Composites Co Composite Laminates Group Tonawanda Opn), 5048-749 (Raytheon Company Div Rmd Strategic), JMD12-040 (Veeco Instruments Inc Lambda Div).

What NSN replaces 5310-00-081-6282?

There is 1 known substitute for 5310-00-081-6282: 5310-00-134-4132. Verify interchangeability with system specifications before substitution.

What are the specifications of G-11-820GRN?

Key specifications for G-11-820GRN: Material: PLASTIC OVERALL; Center Hole Shape Style: ROUND; Thickness: 0.062 INCHES NOMINAL IN; Overall Diameter: 0.371 INCHES MINIMUM AND 0.379 INCHES MAXIMUM IN. 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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