PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N31050PC12Washer,flat

Hatch & Kirk, Inc. · NSN 5310-00-250-2062 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-250-2062 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-250-2062. Primary manufacturer part number: N31050PC12.
Features
  • Washer,flat — FSC 5310
  • Material: CELLULOSE OVERALL
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 2.000 INCHES NOMINAL IN
  • Thickness: 0.062 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 1.656 INCHES NOMINAL IN
  • Material Document and Classification: MIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Cellulose Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-250-2062, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 8 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-250-2062
Primary Part NumberN31050PC12
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHatch & Kirk, Inc.
StatusCANCELLED
MaterialCELLULOSE OVERALL
Center Hole Shape StyleROUND
Overall Diameter2.000 INCHES NOMINAL IN
Thickness0.062 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Hole Diameter1.656 INCHES NOMINAL IN
Material Document and ClassificationMIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4820-00-036-1711005.102.0040 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-00-156-357610879 INTERCHANGEABLE
Bearing,ball,annular
Uniontools Inc
3120-00-661-4982 INTERCHANGEABLE
Bearing,sleeve
5925-01-031-991118123 INTERCHANGEABLE
Circuit Breaker
Drs Advanced Isr, Llc
6240-01-480-21751G4023 INTERCHANGEABLE
Lamp,fluorescent
Technical Consumer Products, Inc.
5999-01-496-647518-123 INTERCHANGEABLE
Contact,electrical
Power Connector Llc
Cross-Reference Index
Part NumberManufacturer
N31050PC12 PRIMARY Hatch & Kirk, Inc. (USA)
18123 PRIMARY Arvinmeritor Inc (USA)
N30150PC12 General Motors Corp Electro-Motive Div (USA)
Related Parts
4820-00-036-1711INTERCHANGEABLE
DISK,VALVE
005.102.0040
3110-00-156-3576INTERCHANGEABLE
BEARING,BALL,ANNULAR
10879
3120-00-661-4982INTERCHANGEABLE
BEARING,SLEEVE
5925-01-031-9911INTERCHANGEABLE
CIRCUIT BREAKER
18123
6240-01-480-2175INTERCHANGEABLE
LAMP,FLUORESCENT
1G4023
5999-01-496-6475INTERCHANGEABLE
CONTACT,ELECTRICAL
18-123

Frequently Asked Questions

What is NSN 5310-00-250-2062?

NSN 5310-00-250-2062 is a Washer,flat, manufactured by Hatch & Kirk, Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-250-2062?

NSN 5310-00-250-2062 has 3 cross-referenced part numbers: N31050PC12 (Hatch & Kirk, Inc.), 18123 (Arvinmeritor Inc), N30150PC12 (General Motors Corp Electro-Motive Div).

What NSN replaces 5310-00-250-2062?

There are 6 known substitutes for 5310-00-250-2062: 4820-00-036-1711, 3110-00-156-3576, 3120-00-661-4982 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N31050PC12?

Key specifications for N31050PC12: Material: CELLULOSE OVERALL; Center Hole Shape Style: ROUND; Overall Diameter: 2.000 INCHES NOMINAL IN; Thickness: 0.062 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-250-2062 still in active supply?

NSN 5310-00-250-2062 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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