PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1783Washer,back-Up

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · NSN 5310-00-134-4158 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-134-4158 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-134-4158. Primary manufacturer part number: 1783.
Features
  • Washer,back-Up — FSC 5310
  • 3 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,back-Up, cataloged under National Stock Number 5310-00-134-4158, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,back-Up
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersParker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (CAGE 02249); Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (CAGE 09990)
Technical Specifications
ParameterValue
NSN5310-00-134-4158
Primary Part Number1783
Item NameWasher,back-Up
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-038-0703A2146 INTERCHANGEABLE
Transformer,audio Frequency
Lockheed Martin Corp
5996-00-070-3657A505300 INTERCHANGEABLE
Amplifier,radio Frequency
Ateez Corp
5935-00-131-4044 INTERCHANGEABLE
Connector,plug,electrical
5330-00-187-739916025 INTERCHANGEABLE
Gasket
Blue Tee Corp. Dba Gefco
5940-00-229-96441383A INTERCHANGEABLE
Terminal Board
Birnbach Co Inc
5325-00-262-78231783 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
4730-00-277-9194109455 INTERCHANGEABLE
Fitting,lubrication
General Motors Corp
6920-00-347-8795 INTERCHANGEABLE
Plunger,cable Cutte
3455-00-395-000115154 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
2915-00-449-1806 INTERCHANGEABLE
Spring,relief Valve
Cross-Reference Index
Part NumberManufacturer
1699 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
1783 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
1783 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
Related Parts
5950-00-038-0703INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
A2146
5996-00-070-3657INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
A505300
5935-00-131-4044INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5330-00-187-7399INTERCHANGEABLE
GASKET
16025
5940-00-229-9644INTERCHANGEABLE
TERMINAL BOARD
1383A
5325-00-262-7823INTERCHANGEABLE
GROMMET,NONMETALLIC
1783
4730-00-277-9194INTERCHANGEABLE
FITTING,LUBRICATION
109455
6920-00-347-8795INTERCHANGEABLE
PLUNGER,CABLE CUTTE
3455-00-395-0001INTERCHANGEABLE
CUTTER,MILLING,END
15154
2915-00-449-1806INTERCHANGEABLE
SPRING,RELIEF VALVE
5940-00-539-4440INTERCHANGEABLE
TERMINAL BOARD
K7117710P3
5360-00-656-8943INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1699

Frequently Asked Questions

What is NSN 5310-00-134-4158?

NSN 5310-00-134-4158 is a Washer,back-Up, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-134-4158?

NSN 5310-00-134-4158 has 3 cross-referenced part numbers: 1699 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division), 1783 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division), 1783 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).

What NSN replaces 5310-00-134-4158?

There are 12 known substitutes for 5310-00-134-4158: 5950-00-038-0703, 5996-00-070-3657, 5935-00-131-4044 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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