PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56-255APKey,woodruff

Acme Products & Engineering Inc · NSN 5315-01-199-3476 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-199-3476 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-199-3476. Primary manufacturer part number: 56-255AP.
Features
  • Key,woodruff — FSC 5315
  • Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 1095 OVERALL
  • 3 verified cross-references
  • Primary manufacturer: Acme Products & Engineering Inc
Applications
  • Applications requiring Steel Comp 1095 Overall construction
General Description

The Key,woodruff, cataloged under National Stock Number 5315-01-199-3476, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Acme Products & Engineering Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN5315-01-199-3476
Primary Part Number56-255AP
Item NameKey,woodruff
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerAcme Products & Engineering Inc
StatusACTIVE
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 1095 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1620-00-080-54105625-5 INTERCHANGEABLE
Jack Point,landing Gear
Goodrich Aerospace Canada Ltd
5826-00-348-2403101828 INTERCHANGEABLE
Vent,antenna
Kearfott Corporation Div Guidance and Navigation Division
1630-00-474-053556255 INTERCHANGEABLE
Pin-Upper Adj Screw
Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)
Cross-Reference Index
Part NumberManufacturer
56-255AP Acme Products & Engineering Inc (USA)
56-255 Hardie-Tynes Co., Inc. (USA)
60-686 PIECE 255 Hardie-Tynes Co., Inc. (USA)
Related Parts
1620-00-080-5410INTERCHANGEABLE
JACK POINT,LANDING GEAR
5625-5
5826-00-348-2403INTERCHANGEABLE
VENT,ANTENNA
101828
1630-00-474-0535INTERCHANGEABLE
PIN-UPPER ADJ SCREW
56255

Frequently Asked Questions

What is NSN 5315-01-199-3476?

NSN 5315-01-199-3476 is a Key,woodruff, manufactured by Acme Products & Engineering Inc, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-199-3476?

NSN 5315-01-199-3476 has 3 cross-referenced part numbers: 56-255AP (Acme Products & Engineering Inc), 56-255 (Hardie-Tynes Co., Inc.), 60-686 PIECE 255 (Hardie-Tynes Co., Inc.).

What NSN replaces 5315-01-199-3476?

There are 3 known substitutes for 5315-01-199-3476: 1620-00-080-5410, 5826-00-348-2403, 1630-00-474-0535. Verify interchangeability with system specifications before substitution.

What are the specifications of 56-255AP?

Key specifications for 56-255AP: Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 1095 OVERALL. 2 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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