PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51923-288Pin,spring

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5315-01-059-7666 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-059-7666 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-059-7666. Primary manufacturer part number: MS51923-288.
Features
  • Pin,spring — FSC 5315
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Material: STEEL COMP 302 OVERALL
  • Style Designator: COILED
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Expanded Diameter: 0.131 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
  • Diameter: 0.125 INCHES MINIMUM IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Pin,spring, cataloged under National Stock Number 5315-01-059-7666, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-01-059-7666
Primary Part NumberMS51923-288
Item NamePin,spring
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 302 OVERALL
Style DesignatorCOILED
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Expanded Diameter0.131 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
Diameter0.125 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-460-3000NAS1407N7M13 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3655-00-799-7165311098-110-999 INTERCHANGEABLE
Positioner,diaphragm
Treadwell Corporation (delaware) Dba Treadwell Corp
5315-00-814-5784NAS561-3-20 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-01-125-1410NAS561SF2-4 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5365-01-141-16894033-12-00 INTERCHANGEABLE
Plug,machine Thread
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
5930-01-147-898127103 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5315-01-173-3808MIL-P-10971E INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
9320-01-237-1157509891 INTERCHANGEABLE
Gloves,rubber
Empire Abrasive Equipment Co Lp
5315-01-300-4181NASM10971 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-01-315-6414 INTERCHANGEABLE
Pin,spring
Cross-Reference Index
Part NumberManufacturer
125-0500MDP Spirol International Corporation (USA)
21128-00345 Leonardo Mw Ltd (GBR)
MS51923-288 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-P-10971E National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MS51923-288 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
11098 Spirol International Corporation (USA)
Related Parts
5315-00-460-3000INTERCHANGEABLE
PIN,SPRING
NAS1407N7M13
3655-00-799-7165INTERCHANGEABLE
POSITIONER,DIAPHRAGM
311098-110-999
5315-00-814-5784INTERCHANGEABLE
PIN,SPRING
NAS561-3-20
5315-01-125-1410INTERCHANGEABLE
PIN,SPRING
NAS561SF2-4
5365-01-141-1689INTERCHANGEABLE
PLUG,MACHINE THREAD
4033-12-00
5930-01-147-8981INTERCHANGEABLE
SWITCH,FLOW
27103
5315-01-173-3808INTERCHANGEABLE
PIN,SPRING
MIL-P-10971E
9320-01-237-1157INTERCHANGEABLE
GLOVES,RUBBER
509891
5315-01-300-4181INTERCHANGEABLE
PIN,SPRING
NASM10971
5315-01-315-6414INTERCHANGEABLE
PIN,SPRING
6630-01-343-7049INTERCHANGEABLE
ELECTRODE,REFERENCE
11098
4730-01-537-0601INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO PIPE
11098

Frequently Asked Questions

What is NSN 5315-01-059-7666?

NSN 5315-01-059-7666 is a Pin,spring, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-01-059-7666?

NSN 5315-01-059-7666 has 6 cross-referenced part numbers: 125-0500MDP (Spirol International Corporation), 21128-00345 (Leonardo Mw Ltd), MS51923-288 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-P-10971E (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MS51923-288 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use) and 1 more.

What NSN replaces 5315-01-059-7666?

There are 12 known substitutes for 5315-01-059-7666: 5315-00-460-3000, 3655-00-799-7165, 5315-00-814-5784 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51923-288?

Key specifications for MS51923-288: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL; Material: STEEL COMP 302 OVERALL; Style Designator: COILED. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-01-059-7666 still in active supply?

NSN 5315-01-059-7666 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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