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1N2B3 — 1N2B3

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1N2B3: 1N2B3.

The 1N2B3 is a the manufacturer industrial component. Key specifications include OVERALL DEPTH: 0.405 INCHES MINIMUM IN, INSIDE DIAMETER: 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN, OUTSIDE DIAMETER: 0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN, SCREW DRIVE TYPE: HEXAGON SOCKET, SPECIAL FEATURES: TACTILE FORM-DIMMER,0.610 IN. MIN DIA,0.650 IN.

MAX DIA,0.320 IN. MIN THICKNESS,0.370 IN MAX THICKNESS IN, STYLE DESIGNATOR: ROUND WITH BAR FACE. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-703-8347, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
1N2B3
NSN: 5355-00-703-8347
FSC: 5355 — Knobs and Pointers
CAGE: 23480 — ELECTRONIC HARDWARE CORP DBA ELECTRONIC HARDWARE CORP (USA)
SPECIFICATIONS
OVERALL DEPTH0.405 INCHES MINIMUM IN
INSIDE DIAMETER0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
SCREW DRIVE TYPEHEXAGON SOCKET
SPECIAL FEATURESTACTILE FORM-DIMMER,0.610 IN. MIN DIA,0.650 IN. MAX DIA,0.320 IN. MIN THICKNESS,0.370 IN MAX THICKNESS IN
STYLE DESIGNATORROUND WITH BAR FACE
ATTACHMENT METHODSETSCREWS
COUNTERBORE DEPTH0.026 INCHES MINIMUM IN
OVERALL THICKNESS0.856 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.112 INCHES SCREW HOLE IN
COUNTERBORE DIAMETER0.485 INCHES MINIMUM IN
MATERIAL TRANSPARENCYOPAQUE
NSN5355-00-703-8347
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 1N2B3 TITLE COMPONENT PN 1N2B3 MFR 1N2B3
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.187 INCHES MAXIMUM IN
•
SHAFT ACCOMMODATION STYLE: COUNTERBORED
•
OVERALL THICKNESS: 0.856 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN
•
MATERIAL TRANSPARENCY: OPAQUE
•
STYLE DESIGNATOR: ROUND WITH BAR FACE
•
OUTSIDE DIAMETER: 0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.026 INCHES MINIMUM IN
•
SETSCREW HOLE QUANTITY: 2
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.187 INCHES MAXIMUM IN
SHAFT ACCOMMODATION STYLECOUNTERBORED
OVERALL THICKNESS0.856 INCHES MINIMUM AND 0.956 INCHES MAXIMUM IN
MATERIAL TRANSPARENCYOPAQUE
STYLE DESIGNATORROUND WITH BAR FACE
OUTSIDE DIAMETER0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.026 INCHES MINIMUM IN
SETSCREW HOLE QUANTITY2
NOMINAL THREAD SIZE0.112 INCHES SCREW HOLE IN
COUNTERBORE DIAMETER0.485 INCHES MINIMUM IN
OTHER ITEMS IN FSC 5355 — Knobs and Pointers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5355-00-000-5777 5355-00-001-2029 5355-00-001-2403 5355-00-001-4109 5355-00-001-4677 5355-00-001-4724 5355-00-001-4730 5355-00-001-4734
SUBSTITUTES & CROSS-REFERENCES 8
272-201-003Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
70-1-2G3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C71A4MAReference document
Same NSN cross-reference
Reference document — Secondary reference
NASM3926Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
507-1-2M-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS91528-1N2B3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1N2B3?
1N2B3 is a 1N2B3.
What parts can replace 1N2B3?
There are 8 known substitutes for 1N2B3: 272-201-003, 70-1-2G3, C71A4MA and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N2B3?
1N2B3 is cataloged in the U.S. Government catalog under NSN 5355-00-703-8347. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.