PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1871APin,grooved,headed

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5315-00-033-6022 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-033-6022 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-033-6022. Primary manufacturer part number: 1871A.
Features
  • Pin,grooved,headed — FSC 5315
  • Pin Head Diameter: 0.375 INCHES NOMINAL IN
  • Height: 0.125 INCHES NOMINAL IN
  • Features Provided: CASEHARDENED
  • Under Head Length: 1.031 INCHES NOMINAL IN
  • Diameter: 0.309 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
  • Head Style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,grooved,headed, cataloged under National Stock Number 5315-00-033-6022, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-033-6022
Primary Part Number1871A
Item NamePin,grooved,headed
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Pin Head Diameter0.375 INCHES NOMINAL IN
Height0.125 INCHES NOMINAL IN
Features ProvidedCASEHARDENED
Under Head Length1.031 INCHES NOMINAL IN
Diameter0.309 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
Head StylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
MaterialSTEEL OVERALL
Effective Length0.823 INCHES MINIMUM AND 0.833 INCHES MAXIMUM IN
Style DesignatorGROOVE
Undercut Width0.052 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN
Undercut Diameter0.219 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5315-00-187-9440MS24665-338 INTERCHANGEABLE
Pin,cotter
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4730-00-251-7829 INTERCHANGEABLE
Fitting,lubrication
5930-01-388-63641871A INTERCHANGEABLE
Switch,box
Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric
Cross-Reference Index
Part NumberManufacturer
1681416 Heil Environmental Industries (USA)
1871A PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
5315-00-187-9440INTERCHANGEABLE
PIN,COTTER
MS24665-338
4730-00-251-7829INTERCHANGEABLE
FITTING,LUBRICATION
5930-01-388-6364INTERCHANGEABLE
SWITCH,BOX
1871A

Frequently Asked Questions

What is NSN 5315-00-033-6022?

NSN 5315-00-033-6022 is a Pin,grooved,headed, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-033-6022?

NSN 5315-00-033-6022 has 2 cross-referenced part numbers: 1681416 (Heil Environmental Industries), 1871A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5315-00-033-6022?

There are 3 known substitutes for 5315-00-033-6022: 5315-00-187-9440, 4730-00-251-7829, 5930-01-388-6364. Verify interchangeability with system specifications before substitution.

What are the specifications of 1871A?

Key specifications for 1871A: Pin Head Diameter: 0.375 INCHES NOMINAL IN; Height: 0.125 INCHES NOMINAL IN; Features Provided: CASEHARDENED; Under Head Length: 1.031 INCHES NOMINAL IN. 11 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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