PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

156698O-Ring

Graco Inc. · NSN 5331-00-691-8144 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-691-8144 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-691-8144. Primary manufacturer part number: 156698.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
  • 4 verified cross-references
  • Primary manufacturer: Graco Inc.
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 5331-00-691-8144, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Graco Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-691-8144
Primary Part Number156698
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGraco Inc.
StatusACTIVE
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-543-3041MS28755-220 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5330-01-210-3029156698 INTERCHANGEABLE
Gasket
Rexnord Industries Llc
5330-01-252-6048120R1 CLASS 1 SIZE 220 AMS3215 INTERCHANGEABLE
Packing,preformed
Sae International Dba Sae International
5331-01-276-6655 INTERCHANGEABLE
O-Ring
2915-01-681-288462272-5 INTERCHANGEABLE
Control Unit,pump
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
Cross-Reference Index
Part NumberManufacturer
6227-25 Graco Inc. (USA)
156-698 Graco Inc. (USA)
156698 PRIMARY Graco Inc. (USA)
156-698 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5331-00-543-3041INTERCHANGEABLE
O-RING
MS28755-220
5330-01-210-3029INTERCHANGEABLE
GASKET
156698
5330-01-252-6048INTERCHANGEABLE
PACKING,PREFORMED
120R1 CLASS 1 SIZE 220 AMS3215
5331-01-276-6655INTERCHANGEABLE
O-RING
2915-01-681-2884INTERCHANGEABLE
CONTROL UNIT,PUMP
62272-5

Frequently Asked Questions

What is NSN 5331-00-691-8144?

NSN 5331-00-691-8144 is a O-Ring, manufactured by Graco Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-691-8144?

NSN 5331-00-691-8144 has 4 cross-referenced part numbers: 6227-25 (Graco Inc.), 156-698 (Graco Inc.), 156698 (Graco Inc.), 156-698 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5331-00-691-8144?

There are 5 known substitutes for 5331-00-691-8144: 5331-00-543-3041, 5330-01-210-3029, 5330-01-252-6048 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 156698?

Key specifications for 156698: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN. 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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