PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1878Pin,cotter

Eaton Aerospace, Llc Dba Jackson South · NSN 5315-01-145-0682 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-145-0682 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-145-0682. Primary manufacturer part number: 1878.
Features
  • Pin,cotter — FSC 5315
  • Underloop Length: 1.625 INCHES MINIMUM AND 1.685 INCHES MAXIMUM IN
  • Style Designator: STANDARD
  • Material: STEEL OVERALL
  • Point Type: EXTENDED PRONG SQUARE CUT
  • Diameter: 0.116 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,cotter, cataloged under National Stock Number 5315-01-145-0682, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-01-145-0682
Primary Part Number1878
Item NamePin,cotter
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Underloop Length1.625 INCHES MINIMUM AND 1.685 INCHES MAXIMUM IN
Style DesignatorSTANDARD
MaterialSTEEL OVERALL
Point TypeEXTENDED PRONG SQUARE CUT
Diameter0.116 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5136-00-264-5553 INTERCHANGEABLE
Tap,thread Cutting
5365-00-264-72281878 INTERCHANGEABLE
Ring,externally Threaded
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
6145-00-397-30521878 INTERCHANGEABLE
Wire,electrical
Belden, Inc.
5310-00-515-8885110110 INTERCHANGEABLE
Washer,flat
Borg-Warner Corp
5365-00-827-2224DS-931343 INTERCHANGEABLE
Bushing,compensator
Eaton Aerospace, Llc Dba Jackson South
6550-01-154-92136902525 INTERCHANGEABLE
Antibody Enhancement Test Reagen
Ortho-Clinical Diagnostics Inc Dba Ortho-Clinical Diagnostics Inc
2590-01-601-51411878 INTERCHANGEABLE
Scania Turret Brack
Bmi Defense Systems, Inc
Cross-Reference Index
Part NumberManufacturer
1878 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
B-1878 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5136-00-264-5553INTERCHANGEABLE
TAP,THREAD CUTTING
5365-00-264-7228INTERCHANGEABLE
RING,EXTERNALLY THREADED
1878
6145-00-397-3052INTERCHANGEABLE
WIRE,ELECTRICAL
1878
5310-00-515-8885INTERCHANGEABLE
WASHER,FLAT
110110
5365-00-827-2224INTERCHANGEABLE
BUSHING,COMPENSATOR
DS-931343
6550-01-154-9213INTERCHANGEABLE
ANTIBODY ENHANCEMENT TEST REAGEN
6902525
2590-01-601-5141INTERCHANGEABLE
SCANIA TURRET BRACK
1878

Frequently Asked Questions

What is NSN 5315-01-145-0682?

NSN 5315-01-145-0682 is a Pin,cotter, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-145-0682?

NSN 5315-01-145-0682 has 2 cross-referenced part numbers: 1878 (Eaton Aerospace, Llc Dba Jackson South), B-1878 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5315-01-145-0682?

There are 7 known substitutes for 5315-01-145-0682: 5136-00-264-5553, 5365-00-264-7228, 6145-00-397-3052 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1878?

Key specifications for 1878: Underloop Length: 1.625 INCHES MINIMUM AND 1.685 INCHES MAXIMUM IN; Style Designator: STANDARD; Material: STEEL OVERALL; Point Type: EXTENDED PRONG SQUARE CUT. 5 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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