PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

200-156Washer,flat

M. E. Industries, Inc. · NSN 5310-01-309-7078 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-309-7078 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-309-7078. Primary manufacturer part number: 200-156.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.938 INCHES NOMINAL IN
  • Hole Diameter: 0.531 INCHES NOMINAL IN
  • Material Document and Classification: QQ-C-591,TEMPER HALF-HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Center Hole Shape Style: ROUND
  • Thickness: 0.062 INCHES NOMINAL IN
  • Material: COPPER ALLOY 651 OR COPPER ALLOY 655 OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 651 or Copper Alloy 655 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-309-7078, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is M. E. Industries, Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-309-7078
Primary Part Number200-156
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerM. E. Industries, Inc.
StatusACTIVE
Overall Diameter0.938 INCHES NOMINAL IN
Hole Diameter0.531 INCHES NOMINAL IN
Material Document and ClassificationQQ-C-591,TEMPER HALF-HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Center Hole Shape StyleROUND
Thickness0.062 INCHES NOMINAL IN
MaterialCOPPER ALLOY 651 OR COPPER ALLOY 655 OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5940-00-020-0156200156 INTERCHANGEABLE
Terminal,lug
Army, United States Department of the Dba Rock Island Arsenal Jmtc
5905-00-106-9350 INTERCHANGEABLE
Resistor,fixed,composition
5133-00-189-9301 INTERCHANGEABLE
Drill,twist
5331-00-250-9738200156 INTERCHANGEABLE
O-Ring
Eaton Aerospace, Llc Dba Jackson South
5360-00-816-7663321780 INTERCHANGEABLE
Spring,helical,extension
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5950-00-945-0362200-156 INTERCHANGEABLE
Inductor
Thales Security Systems Uk Limited
5360-01-109-5313 INTERCHANGEABLE
Spring,helical,compression
4320-01-319-5453200156 INTERCHANGEABLE
Impeller,pump,centrifugal
Sihi Pumps Ltd
4730-01-384-6041200156 INTERCHANGEABLE
Connector,air Hose
Gilian Instrument Corp
8145-01-702-49514535808 INTERCHANGEABLE
Shipping and Storage Container,m
Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
Part NumberManufacturer
900129-8 Facet (oklahoma) Llc (USA)
C1019 PIECE 96 M. E. Industries, Inc. (USA)
200-156 PRIMARY M. E. Industries, Inc. (USA)
Related Parts
5940-00-020-0156INTERCHANGEABLE
TERMINAL,LUG
200156
5905-00-106-9350INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5133-00-189-9301INTERCHANGEABLE
DRILL,TWIST
5331-00-250-9738INTERCHANGEABLE
O-RING
200156
5360-00-816-7663INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
321780
5950-00-945-0362INTERCHANGEABLE
INDUCTOR
200-156
5360-01-109-5313INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4320-01-319-5453INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
200156
4730-01-384-6041INTERCHANGEABLE
CONNECTOR,AIR HOSE
200156
8145-01-702-4951INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,M
4535808

Frequently Asked Questions

What is NSN 5310-01-309-7078?

NSN 5310-01-309-7078 is a Washer,flat, manufactured by M. E. Industries, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-309-7078?

NSN 5310-01-309-7078 has 3 cross-referenced part numbers: 900129-8 (Facet (oklahoma) Llc), C1019 PIECE 96 (M. E. Industries, Inc.), 200-156 (M. E. Industries, Inc.).

What NSN replaces 5310-01-309-7078?

There are 10 known substitutes for 5310-01-309-7078: 5940-00-020-0156, 5905-00-106-9350, 5133-00-189-9301 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 200-156?

Key specifications for 200-156: Overall Diameter: 0.938 INCHES NOMINAL IN; Hole Diameter: 0.531 INCHES NOMINAL IN; Material Document and Classification: QQ-C-591,TEMPER HALF-HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Center Hole Shape Style: ROUND. 8 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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