PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7285Lock,valve Spring Retainer

Norfolk Naval Shipyard · NSN 2815-00-528-6064 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-528-6064 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-528-6064. Primary manufacturer part number: 7285.
Features
  • Lock,valve Spring Retainer — FSC 2815
  • Top Counterbore Depth: 0.250 INCHES NOMINAL IN
  • Thread Provision: UNTHREADED
  • Style Designator: BOTTOM COUNTERBORE-BOTTOM OUTER CHAMFER-UNDERCUT
  • Largest Inside Diameter: 0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
  • Largest Outside Diameter: 0.660 INCHES NOMINAL IN
  • Minimum Inside Diameter: 0.309 INCHES IN
  • Height to Shoulder: 0.250 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical energy storage
  • Vibration dampening
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 2815-00-528-6064, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Norfolk Naval Shipyard. Government technical data includes 12 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-00-528-6064
Primary Part Number7285
Item NameLock,valve Spring Retainer
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerNorfolk Naval Shipyard
StatusACTIVE
Top Counterbore Depth0.250 INCHES NOMINAL IN
Thread ProvisionUNTHREADED
Style DesignatorBOTTOM COUNTERBORE-BOTTOM OUTER CHAMFER-UNDERCUT
Largest Inside Diameter0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
Largest Outside Diameter0.660 INCHES NOMINAL IN
Minimum Inside Diameter0.309 INCHES IN
Height to Shoulder0.250 INCHES NOMINAL IN
Smallest Outside Diameter0.562 INCHES NOMINAL IN
Outside Included Angle in Deg30.0
Smallest Outside Diameter Chamfer Angle in Deg45.0
MaterialSTEEL
Casehardening IndicatorCASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5940-00-378-3418 INTERCHANGEABLE
Post,binding,electrical
5950-00-477-6702 INTERCHANGEABLE
Transformer,power
2805-00-516-932814S43 INTERCHANGEABLE
Ring Set,piston
Spirolox Inc
6515-00-828-24697285 INTERCHANGEABLE
Bag,ostomy
Hollister Inc
5930-00-886-9048F7285 INTERCHANGEABLE
Switch,liquid Level
Ametek Inc Div Aerospace and Defense
5910-01-038-4878 INTERCHANGEABLE
Capacitor,variable,air Dielectri
4240-01-247-2918 INTERCHANGEABLE
Gasket,respirator
1270-01-503-43837285 INTERCHANGEABLE
Radar Set Subassembly
Caes Mission Systems Llc
5310-01-671-77047285 INTERCHANGEABLE
Washer,convex
Morton Machine Works
Cross-Reference Index
Part NumberManufacturer
7285 Norfolk Naval Shipyard (USA)
Related Parts
5940-00-378-3418INTERCHANGEABLE
POST,BINDING,ELECTRICAL
5950-00-477-6702INTERCHANGEABLE
TRANSFORMER,POWER
2805-00-516-9328INTERCHANGEABLE
RING SET,PISTON
14S43
6515-00-828-2469INTERCHANGEABLE
BAG,OSTOMY
7285
5930-00-886-9048INTERCHANGEABLE
SWITCH,LIQUID LEVEL
F7285
5910-01-038-4878INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
4240-01-247-2918INTERCHANGEABLE
GASKET,RESPIRATOR
1270-01-503-4383INTERCHANGEABLE
RADAR SET SUBASSEMBLY
7285
5310-01-671-7704INTERCHANGEABLE
WASHER,CONVEX
7285

Frequently Asked Questions

What is NSN 2815-00-528-6064?

NSN 2815-00-528-6064 is a Lock,valve Spring Retainer, manufactured by Norfolk Naval Shipyard, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-528-6064?

NSN 2815-00-528-6064 has 1 cross-referenced part number: 7285 (Norfolk Naval Shipyard).

What NSN replaces 2815-00-528-6064?

There are 9 known substitutes for 2815-00-528-6064: 5940-00-378-3418, 5950-00-477-6702, 2805-00-516-9328 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7285?

Key specifications for 7285: Top Counterbore Depth: 0.250 INCHES NOMINAL IN; Thread Provision: UNTHREADED; Style Designator: BOTTOM COUNTERBORE-BOTTOM OUTER CHAMFER-UNDERCUT; Largest Inside Diameter: 0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN. 13 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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