PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1784307-1Washer,lock

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5310-00-194-9205 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-194-9205 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-194-9205. Primary manufacturer part number: 1784307-1.
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
  • Style Designator: COUNTERSINK EXTERNAL TEETH
  • Material: STEEL OVERALL
  • Countersink Angle: 82.0 DEGREES NOMINAL
  • Surface Treatment: CADMIUM OVERALL
  • Hole Diameter: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
  • Material Thickness: 0.008 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-194-9205, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-194-9205
Primary Part Number1784307-1
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusCANCELLED
Outside Diameter0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
Style DesignatorCOUNTERSINK EXTERNAL TEETH
MaterialSTEEL OVERALL
Countersink Angle82.0 DEGREES NOMINAL
Surface TreatmentCADMIUM OVERALL
Hole Diameter0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
Material Thickness0.008 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
2815-00-920-2111150200 INTERCHANGEABLE
Ring,piston
Cummins Inc.
5360-01-012-3559801621-177B SHT4 PC41 INTERCHANGEABLE
Spring
Reliance Electric Company Dba Reliance & Dodge Brands
4920-01-505-2216 INTERCHANGEABLE
Emi Filter,aircraft
5996-01-523-7449150-200 INTERCHANGEABLE
Amplifier,radio Frequency
Symmetricom, Inc
6650-01-700-4032150-200 INTERCHANGEABLE
Cap,lens
Strategic Robotic Systems, Inc. Dba Strategic Robotic Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
1784307-1 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
1502 Itw Shakeproof Automotive Products (USA)
1502-00 Itw Shakeproof Automotive Products (USA)
PT1502 Itw Shakeproof Automotive Products (USA)
Related Parts
2815-00-920-2111INTERCHANGEABLE
RING,PISTON
150200
5360-01-012-3559INTERCHANGEABLE
SPRING
801621-177B SHT4 PC41
4920-01-505-2216INTERCHANGEABLE
EMI FILTER,AIRCRAFT
5996-01-523-7449INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
150-200
6650-01-700-4032INTERCHANGEABLE
CAP,LENS
150-200

Frequently Asked Questions

What is NSN 5310-00-194-9205?

NSN 5310-00-194-9205 is a Washer,lock, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-194-9205?

NSN 5310-00-194-9205 has 4 cross-referenced part numbers: 1784307-1 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1502 (Itw Shakeproof Automotive Products), 1502-00 (Itw Shakeproof Automotive Products), PT1502 (Itw Shakeproof Automotive Products).

What NSN replaces 5310-00-194-9205?

There are 5 known substitutes for 5310-00-194-9205: 2815-00-920-2111, 5360-01-012-3559, 4920-01-505-2216 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1784307-1?

Key specifications for 1784307-1: Outside Diameter: 0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN; Style Designator: COUNTERSINK EXTERNAL TEETH; Material: STEEL OVERALL; Countersink Angle: 82.0 DEGREES NOMINAL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-194-9205 still in active supply?

NSN 5310-00-194-9205 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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