PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R271NAB0050NN056NNPF1Ring,retaining

The American Society of Mechanical Engineers · NSN 5325-00-804-9743 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-804-9743 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-804-9743. Primary manufacturer part number: R271NAB0050NN056NNPF1.
Features
  • Ring,retaining — FSC 5325
  • 36 verified cross-references
  • Primary manufacturer: The American Society of Mechanical Engineers
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-804-9743, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The American Society of Mechanical Engineers. This item has 36 commercial cross-references from 26 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameRing,retaining
FSC / FSG5325 — No Item Name Available (FSG 53)
ManufacturersThe American Society of Mechanical Engineers (CAGE 05047); Circor Pumps North America Llc (CAGE 59180); Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (CAGE 06848); Truarc Company Llc Dba Waldes Truarc (CAGE 79136); Zf Industrieantriebe Witten Gmbh (CAGE D9182)
Technical Specifications
ParameterValue
NSN5325-00-804-9743
Primary Part NumberR271NAB0050NN056NNPF1
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5325-00-019-4854190186 INTERCHANGEABLE
Ring,retaining
Woodward, Inc.
5330-00-050-1211 INTERCHANGEABLE
Packing,preformed
5960-00-060-3485 INTERCHANGEABLE
Electron Tube
5935-00-100-524331-335 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
3110-00-108-9247 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-5363177009-35 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-187-36380184-17 INTERCHANGEABLE
Packing,preformed
Northrop Grumman Systems Corporation
9390-00-282-8316 INTERCHANGEABLE
Nonmetallic Channel
5330-00-285-134665X549 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
1610-00-305-5329500050 INTERCHANGEABLE
Spacer Assy
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
R271NAB0050NN056NNPF1 The American Society of Mechanical Engineers (USA)
SF11077 ITEM 110 Circor Pumps North America Llc (USA)
399686 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
5000-50 Truarc Company Llc Dba Waldes Truarc (USA)
5000-50MF Zf Industrieantriebe Witten Gmbh (DEU)
N5000-50 Zf Industrieantriebe Witten Gmbh (DEU)
92587-50 Mission Systems Orchard Park Inc (USA)
0535-050 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
65461 Woodward, Inc. Div Fuel Systems and Controls (USA)
501267 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
E20392 B/e Aerospace Systems Gmbh Div Life Support Systems Europe (DEU)
NAS669-50 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
362-1007P6 Raytheon Company Div Corp (USA)
190186 Zf Industrieantriebe Witten Gmbh (DEU)
RA8692ST50C Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)
3000X50 Zf Industrieantriebe Witten Gmbh (DEU)
N1300-50CD Seeger Inc Anderton-United Products Div (USA)
MS16625-1050 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5000-50 Rotor Clip Company, Inc. (USA)
3000-X50-ST-CD Truarc Co Llc (USA)
Related Parts
5325-00-019-4854INTERCHANGEABLE
RING,RETAINING
190186
5330-00-050-1211INTERCHANGEABLE
PACKING,PREFORMED
5960-00-060-3485INTERCHANGEABLE
ELECTRON TUBE
5935-00-100-5243INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
31-335
3110-00-108-9247INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-5363INTERCHANGEABLE
BEARING,BALL,ANNULAR
177009-35
5330-00-187-3638INTERCHANGEABLE
PACKING,PREFORMED
0184-17
9390-00-282-8316INTERCHANGEABLE
NONMETALLIC CHANNEL
5330-00-285-1346INTERCHANGEABLE
SEAL,PLAIN ENCASED
65X549
1610-00-305-5329INTERCHANGEABLE
SPACER ASSY
500050
5340-00-505-6340INTERCHANGEABLE
STRAP,WEBBING
5935-00-590-2182INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2609677-2

Frequently Asked Questions

What is NSN 5325-00-804-9743?

NSN 5325-00-804-9743 is a Ring,retaining, manufactured by The American Society of Mechanical Engineers, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-804-9743?

NSN 5325-00-804-9743 has 36 cross-referenced part numbers: R271NAB0050NN056NNPF1 (The American Society of Mechanical Engineers), SF11077 ITEM 110 (Circor Pumps North America Llc), 399686 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 5000-50 (Truarc Company Llc Dba Waldes Truarc), 5000-50MF (Zf Industrieantriebe Witten Gmbh) and 31 more.

What NSN replaces 5325-00-804-9743?

There are 12 known substitutes for 5325-00-804-9743: 5325-00-019-4854, 5330-00-050-1211, 5960-00-060-3485 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5325-00-804-9743 still in active supply?

NSN 5325-00-804-9743 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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