PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S2891Key,woodruff

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 5315-00-281-7265 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-281-7265 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-281-7265. Primary manufacturer part number: S2891.
Features
  • Key,woodruff — FSC 5315
  • Thickness: 0.188 INCHES NOMINAL IN
  • Circle Diameter: 1.000 INCHES NOMINAL IN
  • Key Height: 0.438 INCHES NOMINAL IN
  • Key Size Designation: WOODRUFF 13
  • Material Document and Classification: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Starting Edge Shape: STRAIGHT
  • Style Designator: ROUND BOTTOM
Applications
  • Applications requiring Steel Comp 1035 Overall construction
General Description

The Key,woodruff, cataloged under National Stock Number 5315-00-281-7265, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-281-7265
Primary Part NumberS2891
Item NameKey,woodruff
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusACTIVE
Thickness0.188 INCHES NOMINAL IN
Circle Diameter1.000 INCHES NOMINAL IN
Key Height0.438 INCHES NOMINAL IN
Key Size DesignationWOODRUFF 13
Material Document and ClassificationQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Starting Edge ShapeSTRAIGHT
Style DesignatorROUND BOTTOM
MaterialSTEEL COMP 1035 OVERALL
Hardness Rating90.7 ROCKWELL B NOMINAL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3030-00-793-1036B40 INTERCHANGEABLE
Belt,v
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
937020 White Farm Equipment Co Sub of Tic Investment Corp
31956 Barnes Group Inc. Dba Barnes Distribution (USA)
S2891 PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
S2891 White Farm Equipment Co Sub of Tic Investment Corp
Related Parts
3030-00-793-1036INTERCHANGEABLE
BELT,V
B40

Frequently Asked Questions

What is NSN 5315-00-281-7265?

NSN 5315-00-281-7265 is a Key,woodruff, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-281-7265?

NSN 5315-00-281-7265 has 4 cross-referenced part numbers: 937020 (White Farm Equipment Co Sub of Tic Investment Corp), 31956 (Barnes Group Inc. Dba Barnes Distribution), S2891 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), S2891 (White Farm Equipment Co Sub of Tic Investment Corp).

What NSN replaces 5315-00-281-7265?

There is 1 known substitute for 5315-00-281-7265: 3030-00-793-1036. Verify interchangeability with system specifications before substitution.

What are the specifications of S2891?

Key specifications for S2891: Thickness: 0.188 INCHES NOMINAL IN; Circle Diameter: 1.000 INCHES NOMINAL IN; Key Height: 0.438 INCHES NOMINAL IN; Key Size Designation: WOODRUFF 13. 9 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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