PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82078Ring,retaining

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5325-00-215-3145 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-215-3145 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-215-3145. Primary manufacturer part number: 82078.
Features
  • Ring,retaining — FSC 5325
  • Material Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
  • Usage Design: INTERNAL AND EXTERNAL
  • Cross-Sectional Shape Style: ROUNDED CORNERS
  • Outside Diameter: 1.219 INCHES MINIMUM AND 1.239 INCHES MAXIMUM IN
  • Material: STEEL
  • Inside Diameter: 1.055 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN
  • Ring Style: STRAIGHT GAP
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-215-3145, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-215-3145
Primary Part Number82078
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Material Hardness Rating45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
Usage DesignINTERNAL AND EXTERNAL
Cross-Sectional Shape StyleROUNDED CORNERS
Outside Diameter1.219 INCHES MINIMUM AND 1.239 INCHES MAXIMUM IN
MaterialSTEEL
Inside Diameter1.055 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN
Ring StyleSTRAIGHT GAP
Major Thickness0.075 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN
End StyleVERTEX OUTSIDE PERIPHERY
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5340-00-205-69686-6 INTERCHANGEABLE
Plug,protective,dust and Moistur
Tubing Seal Cap Div of Vsi Corp Sub of Fairchild Industries Inc
5945-00-602-4009C-4088 INTERCHANGEABLE
Relay,electromagnetic
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
2815-01-103-902300363802 INTERCHANGEABLE
Flange,bearing
Hatz Diesel of America Inc
1005-01-415-387082078 INTERCHANGEABLE
Carrier,bolt
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
5962-01-474-4789262082789 INTERCHANGEABLE
Microcircuit,digital
Wavetek Rf Products, Inc
Cross-Reference Index
Part NumberManufacturer
82078 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
5340-00-205-6968INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
6-6
5945-00-602-4009INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
C-4088
2815-01-103-9023INTERCHANGEABLE
FLANGE,BEARING
00363802
1005-01-415-3870INTERCHANGEABLE
CARRIER,BOLT
82078
5962-01-474-4789INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
262082789

Frequently Asked Questions

What is NSN 5325-00-215-3145?

NSN 5325-00-215-3145 is a Ring,retaining, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-215-3145?

NSN 5325-00-215-3145 has 1 cross-referenced part number: 82078 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 5325-00-215-3145?

There are 5 known substitutes for 5325-00-215-3145: 5340-00-205-6968, 5945-00-602-4009, 2815-01-103-9023 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 82078?

Key specifications for 82078: Material Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL AND EXTERNAL; Cross-Sectional Shape Style: ROUNDED CORNERS; Outside Diameter: 1.219 INCHES MINIMUM AND 1.239 INCHES MAXIMUM IN. 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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