PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

170263Washer,recessed

Curtiss-Wright Controls, Inc. Div Actuation Division · NSN 5310-00-209-2883 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-2883 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-2883. Primary manufacturer part number: 170263.
Features
  • Washer,recessed — FSC 5310
  • Hardness Rating: 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
  • Material Document and Classification: AMS 5121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 2.304 INCHES MINIMUM AND 2.308 INCHES MAXIMUM IN
  • Material Thickness: 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
  • Hole Diameter: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
  • Recess Depth: 0.190 INCHES NOMINAL IN
  • Style Designator: RECESSED
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1095 Overall construction
General Description

The Washer,recessed, cataloged under National Stock Number 5310-00-209-2883, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 8 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-209-2883
Primary Part Number170263
Item NameWasher,recessed
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Div Actuation Division
StatusCANCELLED
Hardness Rating43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
Material Document and ClassificationAMS 5121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter2.304 INCHES MINIMUM AND 2.308 INCHES MAXIMUM IN
Material Thickness0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
Hole Diameter1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
Recess Depth0.190 INCHES NOMINAL IN
Style DesignatorRECESSED
MaterialSTEEL COMP 1095 OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-964-8416 INTERCHANGEABLE
Washer,flat
6625-01-131-397811748 INTERCHANGEABLE
Case,electrical-Electronic Test
Alter Harry Co the Div of T E C
6220-01-569-183300815 INTERCHANGEABLE
Bracket,light Retention
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
5310H34-014 Us Army Aviation and Missile Command (USA)
00815 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
170263 PRIMARY Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
5310H34-014-3 Us Army Aviation and Missile Command (USA)
Related Parts
5310-00-964-8416INTERCHANGEABLE
WASHER,FLAT
6625-01-131-3978INTERCHANGEABLE
CASE,ELECTRICAL-ELECTRONIC TEST
11748
6220-01-569-1833INTERCHANGEABLE
BRACKET,LIGHT RETENTION
00815

Frequently Asked Questions

What is NSN 5310-00-209-2883?

NSN 5310-00-209-2883 is a Washer,recessed, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-209-2883?

NSN 5310-00-209-2883 has 4 cross-referenced part numbers: 5310H34-014 (Us Army Aviation and Missile Command), 00815 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 170263 (Curtiss-Wright Controls, Inc. Div Actuation Division), 5310H34-014-3 (Us Army Aviation and Missile Command).

What NSN replaces 5310-00-209-2883?

There are 3 known substitutes for 5310-00-209-2883: 5310-00-964-8416, 6625-01-131-3978, 6220-01-569-1833. Verify interchangeability with system specifications before substitution.

What are the specifications of 170263?

Key specifications for 170263: Hardness Rating: 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM; Material Document and Classification: AMS 5121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 2.304 INCHES MINIMUM AND 2.308 INCHES MAXIMUM IN; Material Thickness: 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-209-2883 still in active supply?

NSN 5310-00-209-2883 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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