PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

633Washer,lock

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5310-00-209-2947 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-2947 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-2947. Primary manufacturer part number: 633.
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 0.305 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
  • Style Designator: FLAT INTERNAL TEETH
  • Hole Diameter: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
  • Material Thickness: 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
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 5310-00-209-2947, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-209-2947
Primary Part Number633
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Outside Diameter0.305 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
Style DesignatorFLAT INTERNAL TEETH
Hole Diameter0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
Material Thickness0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6150-00-015-128917422 INTERCHANGEABLE
Cable Assembly,power,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5133-00-061-627110920 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
3120-00-288-481111-2688 INTERCHANGEABLE
Bearing,sleeve
Thermo King Corporation Dba Phoenix Global Distirbution.
6620-00-505-503112049 INTERCHANGEABLE
Shaft,bimetal,float
Honeywell International, Inc Div Aerospace-Tucson
5960-00-654-3639 INTERCHANGEABLE
Electron Tube
5821-00-700-4575 INTERCHANGEABLE
Terminal Assy
2530-00-773-550810187 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Titan Distribution Inc Dba Titan Tire
6105-00-814-0231 INTERCHANGEABLE
Motor,alternating Current
2815-00-971-143112049 INTERCHANGEABLE
Guide,valve Stem
Napco International Llc Dba Napco International Inc
3010-01-066-9087 INTERCHANGEABLE
Plunger
Cross-Reference Index
Part NumberManufacturer
12049 Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
633 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
6150-00-015-1289INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
17422
5133-00-061-6271INTERCHANGEABLE
DRILL,TWIST
10920
3120-00-288-4811INTERCHANGEABLE
BEARING,SLEEVE
11-2688
6620-00-505-5031INTERCHANGEABLE
SHAFT,BIMETAL,FLOAT
12049
5960-00-654-3639INTERCHANGEABLE
ELECTRON TUBE
5821-00-700-4575INTERCHANGEABLE
TERMINAL ASSY
2530-00-773-5508INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
10187
6105-00-814-0231INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
2815-00-971-1431INTERCHANGEABLE
GUIDE,VALVE STEM
12049
3010-01-066-9087INTERCHANGEABLE
PLUNGER
6645-01-148-1683INTERCHANGEABLE
TIMER,SEQUENTIAL
5310-01-168-5567INTERCHANGEABLE
WASHER,FLAT
12049

Frequently Asked Questions

What is NSN 5310-00-209-2947?

NSN 5310-00-209-2947 is a Washer,lock, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-209-2947?

NSN 5310-00-209-2947 has 2 cross-referenced part numbers: 12049 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 633 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 5310-00-209-2947?

There are 12 known substitutes for 5310-00-209-2947: 6150-00-015-1289, 5133-00-061-6271, 3120-00-288-4811 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 633?

Key specifications for 633: Outside Diameter: 0.305 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN; Style Designator: FLAT INTERNAL TEETH; Hole Diameter: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN; Material Thickness: 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN. 5 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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