PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

271774Ring,retaining

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5325-00-685-5912 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-685-5912 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-685-5912. Primary manufacturer part number: 271774.
Features
  • Ring,retaining — FSC 5325
  • Ring Style: INTERNAL
  • Strength Rating: ERR-060
  • Material: STEEL COMP 420
  • Material Document and Classification: AMS 5506 ASSN STD SINGLE MATERIAL RESPONSE
  • End Style: 90 DEGREE PARALLEL
  • Inside Diameter: 1.585 INCHES NOMINAL IN
  • Major Thickness: 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 420 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-685-5912, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-685-5912
Primary Part Number271774
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Ring StyleINTERNAL
Strength RatingERR-060
MaterialSTEEL COMP 420
Material Document and ClassificationAMS 5506 ASSN STD SINGLE MATERIAL RESPONSE
End Style90 DEGREE PARALLEL
Inside Diameter1.585 INCHES NOMINAL IN
Major Thickness0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Outside Diameter1.950 INCHES MINIMUM AND 1.960 INCHES MAXIMUM IN
Casehardening IndicatorNOT CASEHARDENED
Material Hardness Rating47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Usage DesignEXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6645-00-255-1369 INTERCHANGEABLE
Meter,time Totalizing
5305-00-297-0768 INTERCHANGEABLE
Screw,cap,hexagon Head
5977-00-387-0853S1552272 INTERCHANGEABLE
Holder,electrical Contact Brush
Westinghouse Electric Corp
Cross-Reference Index
Part NumberManufacturer
271774 Atomic Energy Commission Oak Ridge Opns Office (USA)
271774 Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring (USA)
271774 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
271774 Connecticut Spring & Stamping Corporation the Dba Connecticut Spring & Stamping Corp (USA)
271774 Hoffmann-Werke (DEU)
271774 Castle Industries Inc. of California Dba M.c. Gill (USA)
Related Parts
6645-00-255-1369INTERCHANGEABLE
METER,TIME TOTALIZING
5305-00-297-0768INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5977-00-387-0853INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
S1552272

Frequently Asked Questions

What is NSN 5325-00-685-5912?

NSN 5325-00-685-5912 is a Ring,retaining, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-685-5912?

NSN 5325-00-685-5912 has 6 cross-referenced part numbers: 271774 (Atomic Energy Commission Oak Ridge Opns Office), 271774 (Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring), 271774 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 271774 (Connecticut Spring & Stamping Corporation the Dba Connecticut Spring & Stamping Corp), 271774 (Hoffmann-Werke) and 1 more.

What NSN replaces 5325-00-685-5912?

There are 3 known substitutes for 5325-00-685-5912: 6645-00-255-1369, 5305-00-297-0768, 5977-00-387-0853. Verify interchangeability with system specifications before substitution.

What are the specifications of 271774?

Key specifications for 271774: Ring Style: INTERNAL; Strength Rating: ERR-060; Material: STEEL COMP 420; Material Document and Classification: AMS 5506 ASSN STD SINGLE MATERIAL RESPONSE. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com