PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31009Ring,retaining

Bell and Howell Phillipsburg Co Corporate Offices · NSN 5325-00-057-2685 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-057-2685 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-057-2685. Primary manufacturer part number: 31009.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Outside Diameter: 0.961 INCHES NOMINAL IN
  • End Play Takeup: 0.020 INCHES MAXIMUM IN
  • Material: STEEL
  • Surface Treatment: CADMIUM AND CHROMATE
  • Material Document and Classification: FED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
  • Material Hardness Rating: 66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-057-2685, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bell and Howell Phillipsburg Co Corporate Offices. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-057-2685
Primary Part Number31009
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerBell and Howell Phillipsburg Co Corporate Offices
StatusCANCELLED
Casehardening IndicatorNOT CASEHARDENED
Outside Diameter0.961 INCHES NOMINAL IN
End Play Takeup0.020 INCHES MAXIMUM IN
MaterialSTEEL
Surface TreatmentCADMIUM AND CHROMATE
Material Document and ClassificationFED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
Material Hardness Rating66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Major Thickness0.042 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Usage DesignINTERNAL
Ring StyleINTERNAL BOWED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6240-00-011-5273 INTERCHANGEABLE
Lamp,incandescent
5910-00-241-1540170D009 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Sprague Electric Co World Hqs
3020-00-294-673331009 INTERCHANGEABLE
Pulley,groove
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
5120-00-364-285331-009 INTERCHANGEABLE
Tape,fish
Ideal Industries, Inc.
1680-00-443-324931009 INTERCHANGEABLE
Lever,remote Control
Moog Inc
5940-00-549-882631009 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
3110-00-690-1862529F001711 INTERCHANGEABLE
Bearing,ball,annular
L3 Technologies, Inc. Div L3 Keo
5305-00-716-8183181707 INTERCHANGEABLE
Screw,cap,hexagon Head
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
5999-00-773-280131009 INTERCHANGEABLE
Delay Line
L3harris Technologies, Inc. Div Space and Airborne Systems
5910-00-789-823313504000 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Simplex Inc
Cross-Reference Index
Part NumberManufacturer
31009 Bell and Howell Phillipsburg Co Corporate Offices (USA)
3001-X86-S7-CD Truarc Co Llc (USA)
371+86SZN Honeywell Intl Inc Defense Avionics Systems (USA)
MS16629-1086 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
3001-X86-S7-CD Rotor Clip Company, Inc. (USA)
N5001-86MF Truarc Company Llc Dba Waldes Truarc (USA)
N5001-86-S-MD Truarc Company Llc Dba Waldes Truarc (USA)
R273NAB0086NN056NNPFF1 The American Society of Mechanical Engineers (USA)
N5001-86MD Truarc Company Llc Dba Waldes Truarc (USA)
N5001-86-S-MD Rotor Clip Company, Inc. (USA)
N5001-86MD Rotor Clip Company, Inc. (USA)
Related Parts
6240-00-011-5273INTERCHANGEABLE
LAMP,INCANDESCENT
5910-00-241-1540INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
170D009
3020-00-294-6733INTERCHANGEABLE
PULLEY,GROOVE
31009
5120-00-364-2853INTERCHANGEABLE
TAPE,FISH
31-009
1680-00-443-3249INTERCHANGEABLE
LEVER,REMOTE CONTROL
31009
5940-00-549-8826INTERCHANGEABLE
TERMINAL,LUG
31009
3110-00-690-1862INTERCHANGEABLE
BEARING,BALL,ANNULAR
529F001711
5305-00-716-8183INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
181707
5999-00-773-2801INTERCHANGEABLE
DELAY LINE
31009
5910-00-789-8233INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
13504000
5935-01-032-5404INTERCHANGEABLE
ADAPTER,CONNECTOR
3460-01-318-0552INTERCHANGEABLE
WHEEL,POLISH-GRINDING

Frequently Asked Questions

What is NSN 5325-00-057-2685?

NSN 5325-00-057-2685 is a Ring,retaining, manufactured by Bell and Howell Phillipsburg Co Corporate Offices, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-057-2685?

NSN 5325-00-057-2685 has 11 cross-referenced part numbers: 31009 (Bell and Howell Phillipsburg Co Corporate Offices), 3001-X86-S7-CD (Truarc Co Llc), 371+86SZN (Honeywell Intl Inc Defense Avionics Systems), MS16629-1086 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 3001-X86-S7-CD (Rotor Clip Company, Inc.) and 6 more.

What NSN replaces 5325-00-057-2685?

There are 12 known substitutes for 5325-00-057-2685: 6240-00-011-5273, 5910-00-241-1540, 3020-00-294-6733 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31009?

Key specifications for 31009: Casehardening Indicator: NOT CASEHARDENED; Outside Diameter: 0.961 INCHES NOMINAL IN; End Play Takeup: 0.020 INCHES MAXIMUM IN; Material: STEEL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-057-2685 still in active supply?

NSN 5325-00-057-2685 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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