PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

03031-51Ring,retaining

Woodward, Inc. · NSN 5325-00-598-1112 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-598-1112 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-598-1112. Primary manufacturer part number: 03031-51.
Features
  • Ring,retaining — FSC 5325
  • End Style: 90 DEGREE PARALLEL
  • Material: STEEL
  • Major Thickness: 0.078 INCHES NOMINAL IN
  • Outside Diameter: 0.735 INCHES NOMINAL IN
  • Usage Design: EXTERNAL
  • Casehardening Indicator: NOT CASEHARDENED
  • Ring Style: STRAIGHT GAP
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-598-1112, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward, Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-598-1112
Primary Part Number03031-51
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerWoodward, Inc.
StatusCANCELLED
End Style90 DEGREE PARALLEL
MaterialSTEEL
Major Thickness0.078 INCHES NOMINAL IN
Outside Diameter0.735 INCHES NOMINAL IN
Usage DesignEXTERNAL
Casehardening IndicatorNOT CASEHARDENED
Ring StyleSTRAIGHT GAP
Cross-Sectional Shape StyleRECTANGULAR
Inside Diameter0.579 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5325-00-200-7377 INTERCHANGEABLE
Ring,retaining
1560-01-598-0876030315-1 INTERCHANGEABLE
Bftinstallationkit
Army, United States Department of the Dba Aviation Applied Technology Directorate
5930-01-725-5350 INTERCHANGEABLE
Switch,thermostatic
Cross-Reference Index
Part NumberManufacturer
03031-51 Woodward, Inc. (USA)
XSC127STEEL Mellowes Co Div of Charter Mfg Co Inc (USA)
188129 Woodward, Inc. Div Fuel Systems and Controls (USA)
188129 Zf Industrieantriebe Witten Gmbh (DEU)
03040-69 Woodward, Inc. (USA)
188129A Woodward, Inc. Div Fuel Systems and Controls (USA)
XSC127 Mellowes Co Div of Charter Mfg Co Inc (USA)
Related Parts
5325-00-200-7377INTERCHANGEABLE
RING,RETAINING
1560-01-598-0876INTERCHANGEABLE
BFTINSTALLATIONKIT
030315-1
5930-01-725-5350INTERCHANGEABLE
SWITCH,THERMOSTATIC

Frequently Asked Questions

What is NSN 5325-00-598-1112?

NSN 5325-00-598-1112 is a Ring,retaining, manufactured by Woodward, Inc., classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-598-1112?

NSN 5325-00-598-1112 has 7 cross-referenced part numbers: 03031-51 (Woodward, Inc.), XSC127STEEL (Mellowes Co Div of Charter Mfg Co Inc), 188129 (Woodward, Inc. Div Fuel Systems and Controls), 188129 (Zf Industrieantriebe Witten Gmbh), 03040-69 (Woodward, Inc.) and 2 more.

What NSN replaces 5325-00-598-1112?

There are 3 known substitutes for 5325-00-598-1112: 5325-00-200-7377, 1560-01-598-0876, 5930-01-725-5350. Verify interchangeability with system specifications before substitution.

What are the specifications of 03031-51?

Key specifications for 03031-51: End Style: 90 DEGREE PARALLEL; Material: STEEL; Major Thickness: 0.078 INCHES NOMINAL IN; Outside Diameter: 0.735 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-598-1112 still in active supply?

NSN 5325-00-598-1112 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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