PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B12-10Washer,flat

Roller Bearing Co of America, Inc Div Pic Design · NSN 5310-01-097-2203 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-097-2203 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-097-2203. Primary manufacturer part number: B12-10.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.092 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Overall Diameter: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
  • Hole Diameter: 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-097-2203, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 7 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-097-2203
Primary Part NumberB12-10
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.092 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Overall Diameter0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
Hole Diameter0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-120-3096 INTERCHANGEABLE
Bearing,roller,needle
5120-00-232-5711F101 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
3110-00-902-1657B-1210-OH INTERCHANGEABLE
Bearing,roller,needle
Jtekt Bearings North America Llc Div Kbna - Ord 1
5120-01-369-1068B-1210 INTERCHANGEABLE
Socket,socket Wrench
Williams J H Industrial Products Inc
5963-01-555-3367B1210 INTERCHANGEABLE
Control Panel Assy
Lockheed Martin Corporation Div Rms - Manassas
Cross-Reference Index
Part NumberManufacturer
AD34694-3 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
B12-10 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
3110-00-120-3096INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
5120-00-232-5711INTERCHANGEABLE
SOCKET,SOCKET WRENCH
F101
3110-00-902-1657INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
B-1210-OH
5120-01-369-1068INTERCHANGEABLE
SOCKET,SOCKET WRENCH
B-1210
5963-01-555-3367INTERCHANGEABLE
CONTROL PANEL ASSY
B1210

Frequently Asked Questions

What is NSN 5310-01-097-2203?

NSN 5310-01-097-2203 is a Washer,flat, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-097-2203?

NSN 5310-01-097-2203 has 2 cross-referenced part numbers: AD34694-3 (Hamilton Sundstrand Corporation Dba Collins Aerospace), B12-10 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 5310-01-097-2203?

There are 5 known substitutes for 5310-01-097-2203: 3110-00-120-3096, 5120-00-232-5711, 3110-00-902-1657 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B12-10?

Key specifications for B12-10: Cross-Sectional Shape Style: RECTANGULAR; Thickness: 0.092 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Material: STEEL OVERALL; Overall Diameter: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN. 7 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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