PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-P-10971 TY1CPAPin,spring

General Services Administration Federal Supply Service · NSN 5315-00-576-5856 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-576-5856 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-576-5856. Primary manufacturer part number: MIL-P-10971 TY1CPA.
Features
  • Pin,spring — FSC 5315
  • Diameter: 0.250 INCHES NOMINAL IN
  • Material Thickness: 0.048 INCHES NOMINAL IN
  • Style Designator: SLOTTED
  • Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Material: STEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
  • Nondefinitive Spec/std Data: 1 TYPE AND A COMPOSITION
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 1070 or Steel Comp 1071 or Steel Comp 1072 or Steel Comp 1074 or Steel Comp 1075 or Steel Comp 1078 or Steel Comp 1080 or Steel Comp 1084 or Steel Comp 1085 or Steel Comp 1086 or Steel Comp 1090 or Steel Comp 1095 Overall construction
General Description

The Pin,spring, cataloged under National Stock Number 5315-00-576-5856, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-576-5856
Primary Part NumberMIL-P-10971 TY1CPA
Item NamePin,spring
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
Diameter0.250 INCHES NOMINAL IN
Material Thickness0.048 INCHES NOMINAL IN
Style DesignatorSLOTTED
Hardness Rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
Nondefinitive Spec/std Data1 TYPE AND A COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5315-00-058-9782MS16562-236 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-271-3003 INTERCHANGEABLE
Pin,spring
5315-00-292-9636NAS561P6-11 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-584-2311 INTERCHANGEABLE
Pin,spring
5315-00-619-3277NAS561P8-18 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-631-1320 INTERCHANGEABLE
Pin,spring
5315-00-685-0159325-12160 INTERCHANGEABLE
Pin,spring
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
5315-00-685-566744J8-48 INTERCHANGEABLE
Pin,spring
Philips North America Llc Dba Philips Healthcare
5315-00-844-3662MS16562-62 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5315-00-844-5830MS16562-72 INTERCHANGEABLE
Pin,spring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
MIL-P-10971 TY1CPA General Services Administration Federal Supply Service (USA)
NASM10971 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MIL-P-10971 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5315-00-058-9782INTERCHANGEABLE
PIN,SPRING
MS16562-236
5315-00-271-3003INTERCHANGEABLE
PIN,SPRING
5315-00-292-9636INTERCHANGEABLE
PIN,SPRING
NAS561P6-11
5315-00-584-2311INTERCHANGEABLE
PIN,SPRING
5315-00-619-3277INTERCHANGEABLE
PIN,SPRING
NAS561P8-18
5315-00-631-1320INTERCHANGEABLE
PIN,SPRING
5315-00-685-0159INTERCHANGEABLE
PIN,SPRING
325-12160
5315-00-685-5667INTERCHANGEABLE
PIN,SPRING
44J8-48
5315-00-844-3662INTERCHANGEABLE
PIN,SPRING
MS16562-62
5315-00-844-5830INTERCHANGEABLE
PIN,SPRING
MS16562-72

Frequently Asked Questions

What is NSN 5315-00-576-5856?

NSN 5315-00-576-5856 is a Pin,spring, manufactured by General Services Administration Federal Supply Service, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-576-5856?

NSN 5315-00-576-5856 has 3 cross-referenced part numbers: MIL-P-10971 TY1CPA (General Services Administration Federal Supply Service), NASM10971 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MIL-P-10971 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5315-00-576-5856?

There are 10 known substitutes for 5315-00-576-5856: 5315-00-058-9782, 5315-00-271-3003, 5315-00-292-9636 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-P-10971 TY1CPA?

Key specifications for MIL-P-10971 TY1CPA: Overall Length: 1.355 INCHES MINIMUM AND 1.395 INCHES MAXIMUM IN; Diameter: 0.250 INCHES NOMINAL IN; Material Thickness: 0.048 INCHES NOMINAL IN; Style Designator: SLOTTED. 8 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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