PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12521Pin,straight,headless

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5315-00-282-6879 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-282-6879 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-282-6879. Primary manufacturer part number: 12521.
Features
  • Pin,straight,headless — FSC 5315
  • Pin Overall Diameter: 0.1885 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
  • Second End Relationship with First End: IDENTICAL
  • Material: STEEL COMP 1095 OVERALL
  • Material Document and Classification: AMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Pin Overall Length: 0.344 INCHES NOMINAL IN
  • First End Style: SQUARE
  • 1 verified cross-reference
Applications
  • Applications requiring Steel Comp 1095 Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-00-282-6879, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 6 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-00-282-6879
Primary Part Number12521
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Pin Overall Diameter0.1885 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
Second End Relationship with First EndIDENTICAL
MaterialSTEEL COMP 1095 OVERALL
Material Document and ClassificationAMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Pin Overall Length0.344 INCHES NOMINAL IN
First End StyleSQUARE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5133-00-227-5966 INTERCHANGEABLE
Drill,twist
4730-00-289-5268 INTERCHANGEABLE
Packing Nut
5935-00-430-6877ST5M1348TS1C INTERCHANGEABLE
Connector,plug,electrical
The Boeing Company Div Defense
5930-00-655-1513 INTERCHANGEABLE
Switch,toggle
5340-00-721-7226930-3 INTERCHANGEABLE
Handle,bow
Goe Engineering Co Inc
5930-00-883-01282615080-016 INTERCHANGEABLE
Switch,push
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-954-4496900123-35 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4820-01-303-1107 INTERCHANGEABLE
Valve,gate
5340-01-537-997412521 INTERCHANGEABLE
Cap,filler Opening
Generac Mobile Products, Llc
3020-01-628-502812521 INTERCHANGEABLE
Rod,pinion
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
12521 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5133-00-227-5966INTERCHANGEABLE
DRILL,TWIST
4730-00-289-5268INTERCHANGEABLE
PACKING NUT
5935-00-430-6877INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
ST5M1348TS1C
5930-00-655-1513INTERCHANGEABLE
SWITCH,TOGGLE
5340-00-721-7226INTERCHANGEABLE
HANDLE,BOW
930-3
5930-00-883-0128INTERCHANGEABLE
SWITCH,PUSH
2615080-016
5950-00-954-4496INTERCHANGEABLE
TRANSFORMER,POWER
900123-35
4820-01-303-1107INTERCHANGEABLE
VALVE,GATE
5340-01-537-9974INTERCHANGEABLE
CAP,FILLER OPENING
12521
3020-01-628-5028INTERCHANGEABLE
ROD,PINION
12521

Frequently Asked Questions

What is NSN 5315-00-282-6879?

NSN 5315-00-282-6879 is a Pin,straight,headless, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-00-282-6879?

NSN 5315-00-282-6879 has 1 cross-referenced part number: 12521 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5315-00-282-6879?

There are 10 known substitutes for 5315-00-282-6879: 5133-00-227-5966, 4730-00-289-5268, 5935-00-430-6877 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12521?

Key specifications for 12521: Pin Overall Diameter: 0.1885 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN; Second End Relationship with First End: IDENTICAL; Material: STEEL COMP 1095 OVERALL; Material Document and Classification: AMS 5132 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-00-282-6879 still in active supply?

NSN 5315-00-282-6879 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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