PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77610O-Ring

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5331-00-936-4587 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-936-4587 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-936-4587. Primary manufacturer part number: 77610.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 2 verified cross-references
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-936-4587, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-936-4587
Primary Part Number77610
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Center Hole Diameter0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-155-62661310FF INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5305-00-165-721512766 INTERCHANGEABLE
Screw,machine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5910-00-721-2753267933-4 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Raytheon Company
1650-00-723-875712766 INTERCHANGEABLE
Fitting,inlet
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6520-00-935-414512766 INTERCHANGEABLE
File,pulp Canal,dental
Kerr Corporation
5310-00-944-614277610 INTERCHANGEABLE
Washer,flat
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5930-01-144-758912766 INTERCHANGEABLE
Switch,sensitive
Traulsen and Co Inc
5365-01-536-2230 INTERCHANGEABLE
Plug,machine Thread
6525-01-541-311612766 INTERCHANGEABLE
Film,photofluorographic
Polaroid Corporation Dba Polaroid
5310-01-647-7402LPNUT12766 INTERCHANGEABLE
Nut,self-Locking,hexagon
Oxley,inc. Dba Oxley Inc
Cross-Reference Index
Part NumberManufacturer
77610 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
12766 Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
3110-00-155-6266INTERCHANGEABLE
BEARING,BALL,ANNULAR
1310FF
5305-00-165-7215INTERCHANGEABLE
SCREW,MACHINE
12766
5910-00-721-2753INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
267933-4
1650-00-723-8757INTERCHANGEABLE
FITTING,INLET
12766
6520-00-935-4145INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
12766
5310-00-944-6142INTERCHANGEABLE
WASHER,FLAT
77610
5930-01-144-7589INTERCHANGEABLE
SWITCH,SENSITIVE
12766
5365-01-536-2230INTERCHANGEABLE
PLUG,MACHINE THREAD
6525-01-541-3116INTERCHANGEABLE
FILM,PHOTOFLUOROGRAPHIC
12766
5310-01-647-7402INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
LPNUT12766
5340-01-728-1126INTERCHANGEABLE
CLEVIS,ROD END
12-766

Frequently Asked Questions

What is NSN 5331-00-936-4587?

NSN 5331-00-936-4587 is a O-Ring, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-936-4587?

NSN 5331-00-936-4587 has 2 cross-referenced part numbers: 77610 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 12766 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 5331-00-936-4587?

There are 11 known substitutes for 5331-00-936-4587: 3110-00-155-6266, 5305-00-165-7215, 5910-00-721-2753 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77610?

Key specifications for 77610: Center Hole Diameter: 0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 3 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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