PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S5103H3184996PC81Ring,retaining

Naval Ship Systems Command · NSN 5325-00-263-5877 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-263-5877 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-263-5877. Primary manufacturer part number: S5103H3184996PC81.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Inside Diameter: 0.138 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
  • Material: COPPER ALLOY
  • Material Document and Classification: QQ-C-533,CONDITION H FED SPEC SINGLE MATERIAL RESPONSE
  • Ring Style: EXTERNAL
  • Usage Design: EXTERNAL
  • Material Hardness Rating: 77.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 82.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-263-5877, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 33 commercial cross-references from 17 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-263-5877
Primary Part NumberS5103H3184996PC81
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusCANCELLED
Casehardening IndicatorNOT CASEHARDENED
Inside Diameter0.138 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
MaterialCOPPER ALLOY
Material Document and ClassificationQQ-C-533,CONDITION H FED SPEC SINGLE MATERIAL RESPONSE
Ring StyleEXTERNAL
Usage DesignEXTERNAL
Material Hardness Rating77.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 82.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
Major Thickness0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4310-00-326-0474RNG254 INTERCHANGEABLE
Ring,piston
Elkay Mfg Co
1010-00-384-7315500433 INTERCHANGEABLE
Wire Assembly,lead
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5331-00-948-9948RNG10 INTERCHANGEABLE
O-Ring
Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters
5306-01-110-78455100-15 INTERCHANGEABLE
Bolt,u
Pdi Ground Support Systems, Inc.
5331-01-169-4572510-015 INTERCHANGEABLE
O-Ring
Kirby Morgan Dive Systems Inc
6515-01-465-48565100-15 INTERCHANGEABLE
Drill,microsurgical
Buffalo Supply Inc.
Cross-Reference Index
Part NumberManufacturer
S5103H3184996PC81 Naval Ship Systems Command (USA)
H5317502APC81 Elsag Bailey Inc (USA)
34002300 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
P2499PCP2499-426 L3 Technologies, Inc. Div L3 Keo (USA)
9160475PC202 General Electric Company (USA)
5004-33 New Haven Mfg Corp (USA)
N1400-15 Seeger Inc Anderton-United Products Div (USA)
H5317615APC81 Elsag Bailey Inc (USA)
591139PC4 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
MIL-DTL-21248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N1400-15AS Seeger Inc Anderton-United Products Div (USA)
RNG10 Federal Div of Victoreen Instrument Co Inc (USA)
611853 Bell and Howell Phillipsburg Co Corporate Offices (USA)
MS16624-15 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
12Z64PC2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
42R2047-5 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
5365002635877 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5100-15C Truarc Company Llc Dba Waldes Truarc (USA)
5100-15C Rotor Clip Company, Inc. (USA)
2409-1016557PCP2499-426 Naval Ship Systems Command (USA)
Related Parts
4310-00-326-0474INTERCHANGEABLE
RING,PISTON
RNG254
1010-00-384-7315INTERCHANGEABLE
WIRE ASSEMBLY,LEAD
500433
5331-00-948-9948INTERCHANGEABLE
O-RING
RNG10
5306-01-110-7845INTERCHANGEABLE
BOLT,U
5100-15
5331-01-169-4572INTERCHANGEABLE
O-RING
510-015
6515-01-465-4856INTERCHANGEABLE
DRILL,MICROSURGICAL
5100-15

Frequently Asked Questions

What is NSN 5325-00-263-5877?

NSN 5325-00-263-5877 is a Ring,retaining, manufactured by Naval Ship Systems Command, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-263-5877?

NSN 5325-00-263-5877 has 33 cross-referenced part numbers: S5103H3184996PC81 (Naval Ship Systems Command), H5317502APC81 (Elsag Bailey Inc), 34002300 (Cardwell Condenser Corp Lapointe-Admiral Div), P2499PCP2499-426 (L3 Technologies, Inc. Div L3 Keo), 9160475PC202 (General Electric Company) and 28 more.

What NSN replaces 5325-00-263-5877?

There are 6 known substitutes for 5325-00-263-5877: 4310-00-326-0474, 1010-00-384-7315, 5331-00-948-9948 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S5103H3184996PC81?

Key specifications for S5103H3184996PC81: Casehardening Indicator: NOT CASEHARDENED; Inside Diameter: 0.138 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN; Material: COPPER ALLOY; Material Document and Classification: QQ-C-533,CONDITION H FED SPEC SINGLE MATERIAL RESPONSE. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-263-5877 still in active supply?

NSN 5325-00-263-5877 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.
PartsTable Design LLC · partstable.com