PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T56-24Washer,flat

Zenith Fuel Systems Llc · NSN 5310-00-358-5683 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-358-5683 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-358-5683. Primary manufacturer part number: T56-24.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.200 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Minimum Tensile Strength: 6000 POUNDS PER SQUARE INCH LBS
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.312 INCHES NOMINAL IN
  • Material Document and Classification: MIL-G-12803,NO. 3200-A 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 5310-00-358-5683, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Zenith Fuel Systems Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 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
NSN5310-00-358-5683
Primary Part NumberT56-24
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerZenith Fuel Systems Llc
StatusCANCELLED
Center Hole Shape StyleROUND
Hole Diameter0.200 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Minimum Tensile Strength6000 POUNDS PER SQUARE INCH LBS
Peripheral Shape StyleROUND
Overall Diameter0.312 INCHES NOMINAL IN
Material Document and ClassificationMIL-G-12803,NO. 3200-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCELLULOSE OVERALL
Thickness0.038 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6610-00-072-8607A1578 INTERCHANGEABLE
Aneroid Assembly
Aerosonic Llc
3110-00-157-0524A1578 INTERCHANGEABLE
Cam Follower,needle Bearing
Rbc Bearings Incorporated Div West Trenton Division
5305-00-360-809510051 INTERCHANGEABLE
Setscrew
Mitsubishi Caterpillar Forklift America, Inc
5950-00-840-5677T5624 INTERCHANGEABLE
Transformer,power
Superior Electric Holding Group Llc Div Specialty Product Technologies
5310-01-425-5473925499 INTERCHANGEABLE
Washer,flat
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
JHP33-245 Hollingsworth John R Co (USA)
T56-24OREQUAL Bendix Corp the Friction Materials Div (USA)
A1578 Essex Industries, Inc. Dba Essex Industries (USA)
T56-24 PRIMARY Zenith Fuel Systems Llc (USA)
925499 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
93-T56-24 PRIMARY Wisconsin Motors, Llc (USA)
C71X24 Bendix Corp the (USA)
T56-240REQUAL Bendix Corp the (USA)
925499 PRIMARY Chrysler Corp Service and Parts Opns (USA)
Related Parts
6610-00-072-8607INTERCHANGEABLE
ANEROID ASSEMBLY
A1578
3110-00-157-0524INTERCHANGEABLE
CAM FOLLOWER,NEEDLE BEARING
A1578
5305-00-360-8095INTERCHANGEABLE
SETSCREW
10051
5950-00-840-5677INTERCHANGEABLE
TRANSFORMER,POWER
T5624
5310-01-425-5473INTERCHANGEABLE
WASHER,FLAT
925499

Frequently Asked Questions

What is NSN 5310-00-358-5683?

NSN 5310-00-358-5683 is a Washer,flat, manufactured by Zenith Fuel Systems Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-358-5683?

NSN 5310-00-358-5683 has 9 cross-referenced part numbers: JHP33-245 (Hollingsworth John R Co), T56-24OREQUAL (Bendix Corp the Friction Materials Div), A1578 (Essex Industries, Inc. Dba Essex Industries), T56-24 (Zenith Fuel Systems Llc), 925499 (Chrysler Realty Company Llc Dba Daimler Chrysler) and 4 more.

What NSN replaces 5310-00-358-5683?

There are 5 known substitutes for 5310-00-358-5683: 6610-00-072-8607, 3110-00-157-0524, 5305-00-360-8095 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T56-24?

Key specifications for T56-24: Center Hole Shape Style: ROUND; Hole Diameter: 0.200 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Minimum Tensile Strength: 6000 POUNDS PER SQUARE INCH LBS. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-358-5683 still in active supply?

NSN 5310-00-358-5683 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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