PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

61138Washer,flat

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 5310-01-162-0755 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-162-0755 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-162-0755. Primary manufacturer part number: 61138.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.440 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-162-0755, 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 Div Hydraulic Systems Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-162-0755
Primary Part Number61138
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Overall Diameter0.440 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5998-00-081-394561138 INTERCHANGEABLE
Circuit Card Assembly
Dynalec Corporation
5305-00-282-6253 INTERCHANGEABLE
Screw,machine
5985-01-028-17502439909-1 INTERCHANGEABLE
Waveguide
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
3455-01-047-428529997 INTERCHANGEABLE
Reamer,machine
Kennametal Inc. Div Kennametal Industrial Products Group
2530-01-174-929261138 INTERCHANGEABLE
Pump Assembly,power Steering,veh
Moog Automotive Inc
4730-01-223-1980611-3/8 INTERCHANGEABLE
Tee,tube
Nibco Inc
5962-01-311-2604339-604 INTERCHANGEABLE
Microcircuit,digital
Cmc Electronics Inc
5340-01-367-1564N61138 INTERCHANGEABLE
Seat,helical Compression Spring
Leslie Controls, Inc. Dba Leslie Controls Inc
8465-01-580-855861138 INTERCHANGEABLE
Armorbak Coyote
Camelbak Products, Llc Dba Camelbak
Cross-Reference Index
Part NumberManufacturer
61138 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5998-00-081-3945INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
61138
5305-00-282-6253INTERCHANGEABLE
SCREW,MACHINE
5985-01-028-1750INTERCHANGEABLE
WAVEGUIDE
2439909-1
3455-01-047-4285INTERCHANGEABLE
REAMER,MACHINE
29997
2530-01-174-9292INTERCHANGEABLE
PUMP ASSEMBLY,POWER STEERING,VEH
61138
4730-01-223-1980INTERCHANGEABLE
TEE,TUBE
611-3/8
5962-01-311-2604INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
339-604
5340-01-367-1564INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
N61138
8465-01-580-8558INTERCHANGEABLE
ARMORBAK COYOTE
61138

Frequently Asked Questions

What is NSN 5310-01-162-0755?

NSN 5310-01-162-0755 is a Washer,flat, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-162-0755?

NSN 5310-01-162-0755 has 1 cross-referenced part number: 61138 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 5310-01-162-0755?

There are 9 known substitutes for 5310-01-162-0755: 5998-00-081-3945, 5305-00-282-6253, 5985-01-028-1750 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 61138?

Key specifications for 61138: Overall Diameter: 0.440 INCHES NOMINAL IN; Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR. 4 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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