PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DGR4350K PT 112Ring,retaining

Siemens Energy, Inc. · NSN 5325-01-272-3400 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-272-3400 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-272-3400. Primary manufacturer part number: DGR4350K PT 112.
Features
  • Ring,retaining — FSC 5325
  • Material: STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
  • Surface Treatment: PHOSPHATE ZINC
  • Material Document and Classification: FED STD 66, COMP 1066 FED STD 1ST MATERIAL RESPONSE OR FED STD 66, COMP 1069 FED STD 2ND MATERIAL RESPONSE OR FED STD 66, COMP 1070 FED STD 3RD MATERIAL RESPONSE OR FED STD 66, COMP 1072 FED STD 4TH MATERIAL RESPONSE OR FED STD 66, COMP 1074 FED STD 5TH MATERIAL RESPONSE OR FED STD 66, COMP 1075 FED STD 6TH MATERIAL RESPONSE OR FED STD 66, COMP 1078 FED STD 7TH MATERIAL RESPONSE OR FED STD 66, COMP 1080 FED STD 8TH MATERIAL RESPONSE OR FED STD 66, COMP 1084 FED STD 9TH MATERIAL RESPONSE OR FED STD 66, COMP 1085 FED STD 10TH MATERIAL RESPONSE OR FED STD 66, COMP 1086 FED STD 11TH MATERIAL RESPONSE OR FED STD 66, COMP 1090 FED STD 12TH MATERIAL RESPONSE
  • Casehardening Indicator: NOT CASEHARDENED
  • Material Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
  • Cross-Sectional Shape Style: RECTANGULAR
  • Outside Diameter: 4.293 INCHES MINIMUM AND 4.423 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1566 or Steel Comp 1069 or Steel Comp 1070 or Steel Comp 1572 or Steel Comp 1074 or Steel Comp 1075 or Steel Comp 1078 or Steel Comp 1080 or Steel Comp 1085 or Steel Comp 1086 or Steel Comp 1090 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-272-3400, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Siemens Energy, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-272-3400
Primary Part NumberDGR4350K PT 112
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSiemens Energy, Inc.
StatusACTIVE
MaterialSTEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
Surface TreatmentPHOSPHATE ZINC
Material Document and ClassificationFED STD 66, COMP 1066 FED STD 1ST MATERIAL RESPONSE OR FED STD 66, COMP 1069 FED STD 2ND MATERIAL RESPONSE OR FED STD 66, COMP 1070 FED STD 3RD MATERIAL RESPONSE OR FED STD 66, COMP 1072 FED STD 4TH MATERIAL RESPONSE OR FED STD 66, COMP 1074 FED STD 5TH MATERIAL RESPONSE OR FED STD 66, COMP 1075 FED STD 6TH MATERIAL RESPONSE OR FED STD 66, COMP 1078 FED STD 7TH MATERIAL RESPONSE OR FED STD 66, COMP 1080 FED STD 8TH MATERIAL RESPONSE OR FED STD 66, COMP 1084 FED STD 9TH MATERIAL RESPONSE OR FED STD 66, COMP 1085 FED STD 10TH MATERIAL RESPONSE OR FED STD 66, COMP 1086 FED STD 11TH MATERIAL RESPONSE OR FED STD 66, COMP 1090 FED STD 12TH MATERIAL RESPONSE
Casehardening IndicatorNOT CASEHARDENED
Material Hardness Rating45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Cross-Sectional Shape StyleRECTANGULAR
Outside Diameter4.293 INCHES MINIMUM AND 4.423 INCHES MAXIMUM IN
Usage DesignINTERNAL
Ring StyleINTERNAL
Major Thickness0.106 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6530-01-153-6467321032 INTERCHANGEABLE
Cover,dust,surgical
Propper Manufacturing Company, Inc. Div Propper Manufacturing Company
5305-01-656-5780321-032 INTERCHANGEABLE
Screw,cap,hexagon Head
Malabar
Cross-Reference Index
Part NumberManufacturer
DGR4350K PT 112 Siemens Energy, Inc. (USA)
MS16625-3393 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
321032 Truarc Company Llc Dba Waldes Truarc (USA)
MIL-DTL-21248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N5000-393-S-PP Truarc Company Llc Dba Waldes Truarc (USA)
DGR4350J PT 80 Siemens Energy, Inc. (USA)
3000-X393-ST-PA Truarc Co Llc (USA)
Related Parts
6530-01-153-6467INTERCHANGEABLE
COVER,DUST,SURGICAL
321032
5305-01-656-5780INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
321-032

Frequently Asked Questions

What is NSN 5325-01-272-3400?

NSN 5325-01-272-3400 is a Ring,retaining, manufactured by Siemens Energy, Inc., classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-272-3400?

NSN 5325-01-272-3400 has 7 cross-referenced part numbers: DGR4350K PT 112 (Siemens Energy, Inc.), MS16625-3393 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 321032 (Truarc Company Llc Dba Waldes Truarc), MIL-DTL-21248 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), N5000-393-S-PP (Truarc Company Llc Dba Waldes Truarc) and 2 more.

What NSN replaces 5325-01-272-3400?

There are 2 known substitutes for 5325-01-272-3400: 6530-01-153-6467, 5305-01-656-5780. Verify interchangeability with system specifications before substitution.

What are the specifications of DGR4350K PT 112?

Key specifications for DGR4350K PT 112: Material: STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090; Surface Treatment: PHOSPHATE ZINC; Material Document and Classification: FED STD 66, COMP 1066 FED STD 1ST MATERIAL RESPONSE OR FED STD 66, COMP 1069 FED STD 2ND MATERIAL RESPONSE OR FED STD 66, COMP 1070 FED STD 3RD MATERIAL RESPONSE OR FED STD 66, COMP 1072 FED STD 4TH MATERIAL RESPONSE OR FED STD 66, COMP 1074 FED STD 5TH MATERIAL RESPONSE OR FED STD 66, COMP 1075 FED STD 6TH MATERIAL RESPONSE OR FED STD 66, COMP 1078 FED STD 7TH MATERIAL RESPONSE OR FED STD 66, COMP 1080 FED STD 8TH MATERIAL RESPONSE OR FED STD 66, COMP 1084 FED STD 9TH MATERIAL RESPONSE OR FED STD 66, COMP 1085 FED STD 10TH MATERIAL RESPONSE OR FED STD 66, COMP 1086 FED STD 11TH MATERIAL RESPONSE OR FED STD 66, COMP 1090 FED STD 12TH MATERIAL RESPONSE; Casehardening Indicator: NOT CASEHARDENED. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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