PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3249Ring,piston

Kaydon Ring & Seal Inc Dba Skf Precision Technologies · NSN 4310-00-868-0916 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-868-0916 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-868-0916. Primary manufacturer part number: A3249.
Features
  • Ring,piston — FSC 4310
  • Surface Treatment: GRAPHITE OVERALL
  • Material: IRON OVERALL
  • Radial Wall Thickness: 0.0375 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: TAPERED FACE
  • Standard Bore Diameter: 0.813 INCHES IN
  • Ring Style: CONCENTRIC
  • Joint Style: VERTICAL JOINT
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 4310-00-868-0916, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Kaydon Ring & Seal Inc Dba Skf Precision Technologies. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4310-00-868-0916
Primary Part NumberA3249
Item NameRing,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerKaydon Ring & Seal Inc Dba Skf Precision Technologies
StatusCANCELLED
Surface TreatmentGRAPHITE OVERALL
MaterialIRON OVERALL
Radial Wall Thickness0.0375 INCHES NOMINAL IN
Cross-Sectional Shape StyleTAPERED FACE
Standard Bore Diameter0.813 INCHES IN
Ring StyleCONCENTRIC
Joint StyleVERTICAL JOINT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5950-00-212-7070 INTERCHANGEABLE
Transformer,radio Frequency
6210-00-255-207680-515 INTERCHANGEABLE
Lens,light
Dialight Corporation
2940-00-382-8003L21 INTERCHANGEABLE
Line
Honeywell International Inc Dba Honeywell Div Consumer Products Group
2805-00-383-8660 INTERCHANGEABLE
Flange,manifold
6105-00-511-407515659 INTERCHANGEABLE
Motor,alternating Current
Ward Leonard Ct Llc
4820-00-847-5941 INTERCHANGEABLE
Valve,safety Relief
5330-01-125-508615659 INTERCHANGEABLE
Gasket
Leslie Controls, Inc. Dba Leslie Controls Inc
8145-01-231-309615659 INTERCHANGEABLE
Shipping and Storage Container,h
Naval Inventory Control Point
Cross-Reference Index
Part NumberManufacturer
P80515 Lexair Inc (USA)
80515 Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
156 ITEM 59 Wellman Group (GBR)
1E-69869-12 Bosch Rexroth Corporation Div Bosch Rexroth (USA)
A3249 PRIMARY Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
3216901SH2PC68 Naval Ship Systems Command (USA)
80515 Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
1E69869-12PCP80515 Bosch Rexroth Corporation Div Bosch Rexroth (USA)
156/59 Wellman Group (GBR)
X5008/12/156 ITEM 59 Wellman Group (GBR)
X5008/12/156/59 Wellman Group (GBR)
1E-69869-12 PRIMARY Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
P80460A1PC111 Bosch Rexroth Corporation Div Bosch Rexroth (USA)
HP80460NSH4PC68 Bosch Rexroth Corporation Div Bosch Rexroth (USA)
Related Parts
5950-00-212-7070INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
6210-00-255-2076INTERCHANGEABLE
LENS,LIGHT
80-515
2940-00-382-8003INTERCHANGEABLE
LINE
L21
2805-00-383-8660INTERCHANGEABLE
FLANGE,MANIFOLD
6105-00-511-4075INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
15659
4820-00-847-5941INTERCHANGEABLE
VALVE,SAFETY RELIEF
5330-01-125-5086INTERCHANGEABLE
GASKET
15659
8145-01-231-3096INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,H
15659

Frequently Asked Questions

What is NSN 4310-00-868-0916?

NSN 4310-00-868-0916 is a Ring,piston, manufactured by Kaydon Ring & Seal Inc Dba Skf Precision Technologies, classified under FSC 4310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4310-00-868-0916?

NSN 4310-00-868-0916 has 14 cross-referenced part numbers: P80515 (Lexair Inc), 80515 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), 156 ITEM 59 (Wellman Group), 1E-69869-12 (Bosch Rexroth Corporation Div Bosch Rexroth), A3249 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies) and 9 more.

What NSN replaces 4310-00-868-0916?

There are 8 known substitutes for 4310-00-868-0916: 5950-00-212-7070, 6210-00-255-2076, 2940-00-382-8003 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A3249?

Key specifications for A3249: Surface Treatment: GRAPHITE OVERALL; Material: IRON OVERALL; Radial Wall Thickness: 0.0375 INCHES NOMINAL IN; Cross-Sectional Shape Style: TAPERED FACE. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4310-00-868-0916 still in active supply?

NSN 4310-00-868-0916 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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