PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3313FPC24Washer,flat

Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa · NSN 5310-00-285-4101 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-285-4101 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-285-4101. Primary manufacturer part number: 3313FPC24.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.625 INCHES NOMINAL IN
  • Material Document and Classification: MIL-R-1149,TY 1,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: RUBBER SYNTHETIC OVERALL
  • Overall Diameter: 1.000 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.125 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
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 5310-00-285-4101, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-285-4101
Primary Part Number3313FPC24
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAtwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
StatusCANCELLED
Hole Diameter0.625 INCHES NOMINAL IN
Material Document and ClassificationMIL-R-1149,TY 1,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialRUBBER SYNTHETIC OVERALL
Overall Diameter1.000 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.125 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5910-00-080-74120170-0029 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
4820-00-288-75473 INTERCHANGEABLE
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Lincoln Brass Works Inc
3405-00-556-49561612-3 INTERCHANGEABLE
Saw,band,metal Cutting
Doall Baltimore Company
5310-01-091-250416123 INTERCHANGEABLE
Washer
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
4720-01-122-296416123 INTERCHANGEABLE
Hose,rubber
Sabre Engines Ltd
5306-01-137-6743X-11237 INTERCHANGEABLE
Bolt
Paragon Power Inc Sub of Great Lakes Power Products Inc
2510-01-167-450616123 INTERCHANGEABLE
Shock Absorber,direct Action
Trw Inc Trw Intl Trade Government Sales Dept
5331-01-317-950016-123 INTERCHANGEABLE
O-Ring
Metrex Valve Corp. Dba Metrex Valve Corp
6250-01-474-214216123 INTERCHANGEABLE
Ballast,lamp
Technical Consumer Products, Inc.
5305-01-723-948716123 INTERCHANGEABLE
Screw,machine
Mercury Marine
Cross-Reference Index
Part NumberManufacturer
3313FPC24 PRIMARY Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
3312FPC24 PRIMARY Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
3293F1PC24 PRIMARY Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
3293FPC24 PRIMARY Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
258976PC13 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
3366FPC24 PRIMARY Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
16123 Whirlpool Corp Dba Whirlpool Corp (USA)
Related Parts
5910-00-080-7412INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
0170-0029
4820-00-288-7547INTERCHANGEABLE
COCK,DRAIN
3
3405-00-556-4956INTERCHANGEABLE
SAW,BAND,METAL CUTTING
1612-3
5310-01-091-2504INTERCHANGEABLE
WASHER
16123
4720-01-122-2964INTERCHANGEABLE
HOSE,RUBBER
16123
5306-01-137-6743INTERCHANGEABLE
BOLT
X-11237
2510-01-167-4506INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
16123
5331-01-317-9500INTERCHANGEABLE
O-RING
16-123
6250-01-474-2142INTERCHANGEABLE
BALLAST,LAMP
16123
5305-01-723-9487INTERCHANGEABLE
SCREW,MACHINE
16123

Frequently Asked Questions

What is NSN 5310-00-285-4101?

NSN 5310-00-285-4101 is a Washer,flat, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-285-4101?

NSN 5310-00-285-4101 has 7 cross-referenced part numbers: 3313FPC24 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 3312FPC24 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 3293F1PC24 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 3293FPC24 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 258976PC13 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 2 more.

What NSN replaces 5310-00-285-4101?

There are 10 known substitutes for 5310-00-285-4101: 5910-00-080-7412, 4820-00-288-7547, 3405-00-556-4956 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3313FPC24?

Key specifications for 3313FPC24: Hole Diameter: 0.625 INCHES NOMINAL IN; Material Document and Classification: MIL-R-1149,TY 1,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: RUBBER SYNTHETIC OVERALL; Overall Diameter: 1.000 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-285-4101 still in active supply?

NSN 5310-00-285-4101 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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