PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3277Washer,flat

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · NSN 5310-00-151-8839 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-151-8839 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-151-8839. Primary manufacturer part number: 3277.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Thickness: 0.056 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Hole Diameter: 1.750 INCHES NOMINAL IN
  • Overall Diameter: 2.500 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-151-8839, 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. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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.

Technical Specifications
ParameterValue
NSN5310-00-151-8839
Primary Part Number3277
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusACTIVE
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Thickness0.056 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Hole Diameter1.750 INCHES NOMINAL IN
Overall Diameter2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9390-00-057-7360 INTERCHANGEABLE
Sheeting,reflective
9390-00-106-2466ASTM D4956-04 INTERCHANGEABLE
Tape,reflective
American Society for Testing and Materials Dba Astm International
2810-00-118-93243277 INTERCHANGEABLE
Jaw
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5120-00-215-21903277 INTERCHANGEABLE
Wrench,cap Pump
General Motors Llc Dba General Motors Llc
4330-00-288-646633277 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
3040-00-311-211409-0704 INTERCHANGEABLE
Lever,manual Control
Trailer Component Manufacturing Inc.
3020-00-770-10013277 INTERCHANGEABLE
Gear,spur
L3harris Technologies, Inc. Div Space and Airborne Systems
5935-00-914-0059S0S93-32-77 INTERCHANGEABLE
Connector,plug,electrical
Te Connectivity Corporation Dba Microdot Products
5905-01-134-5241327-01801 INTERCHANGEABLE
Resistor,thermal
North America Controls Co Ltd
4730-01-173-41692191430-060 INTERCHANGEABLE
Plug,pipe
Cleveland Service Center
Cross-Reference Index
Part NumberManufacturer
3277 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
3277 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
Related Parts
9390-00-057-7360INTERCHANGEABLE
SHEETING,REFLECTIVE
9390-00-106-2466INTERCHANGEABLE
TAPE,REFLECTIVE
ASTM D4956-04
2810-00-118-9324INTERCHANGEABLE
JAW
3277
5120-00-215-2190INTERCHANGEABLE
WRENCH,CAP PUMP
3277
4330-00-288-6466INTERCHANGEABLE
FILTER ELEMENT,FLUID
33277
3040-00-311-2114INTERCHANGEABLE
LEVER,MANUAL CONTROL
09-0704
3020-00-770-1001INTERCHANGEABLE
GEAR,SPUR
3277
5935-00-914-0059INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
S0S93-32-77
5905-01-134-5241INTERCHANGEABLE
RESISTOR,THERMAL
327-01801
4730-01-173-4169INTERCHANGEABLE
PLUG,PIPE
2191430-060
5935-01-210-6359INTERCHANGEABLE
JACK,TIP
3277
3110-01-246-2447INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 5310-00-151-8839?

NSN 5310-00-151-8839 is a Washer,flat, 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 5310-00-151-8839?

NSN 5310-00-151-8839 has 2 cross-referenced part numbers: 3277 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), 3277 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division).

What NSN replaces 5310-00-151-8839?

There are 12 known substitutes for 5310-00-151-8839: 9390-00-057-7360, 9390-00-106-2466, 2810-00-118-9324 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3277?

Key specifications for 3277: Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND; Thickness: 0.056 INCHES NOMINAL IN; Material: STEEL OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com