NSN 3110-01-176-6399 · NIIN 011766399 · Part number 9961M55P01
General Electric Company · FSC 3110 — Bearings, Antifriction, Unmounted · FSG 31 — Bearings · CAGE 07482
Government record, cited
NSN 3110-01-176-6399 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-176-6399. Manufacturer of record part number: 9961M55P01.
Counterbore Diameter: 2.180 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN
Overall Thickness: 0.460 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN
Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Style Designator: ROUND
Outside Diameter: 2.5895 INCHES MINIMUM AND 2.5900 INCHES MAXIMUM IN
Aperture Diameter: 2.4409 INCHES MINIMUM AND 2.4414 INCHES MAXIMUM IN
Material: STEEL COMP 4340 OVERALL
Identification
NSN: 3110-01-176-6399
NIIN: 011766399
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: 9961M55P01
Manufacturer: General Electric Company
General Description
The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-176-6399, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is General Electric Company. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-01-176-6399
Primary Part Number
9961M55P01
Item Name
Plate,retaining,bearing
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
General Electric Company
Status
ACTIVE
Counterbore Diameter
2.180 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN
Overall Thickness
0.460 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN
Hardness Rating
26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Style Designator
ROUND
Outside Diameter
2.5895 INCHES MINIMUM AND 2.5900 INCHES MAXIMUM IN
Aperture Diameter
2.4409 INCHES MINIMUM AND 2.4414 INCHES MAXIMUM IN
Other items in FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1938
BEARING,BALL,AIRFRAME
3110-00-001-4661
CONE AND ROLLERS,TAPERED ROLLER
3110-00-001-4662
CUP,TAPERED ROLLER BEARING
3110-00-001-4689
BEARING,BALL,ANNULAR
3110-00-001-4722
BEARING,BALL,ANNULAR
Frequently Asked Questions
What is NSN 3110-01-176-6399?
NSN 3110-01-176-6399 is a Plate,retaining,bearing, manufactured by General Electric Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-176-6399?
NSN 3110-01-176-6399 has 1 manufacturer part number on file: 9961M55P01 (General Electric Company).
What are the specifications of 9961M55P01?
Key specifications for 9961M55P01: Counterbore Diameter: 2.180 INCHES MINIMUM AND 2.190 INCHES MAXIMUM IN; Overall Thickness: 0.460 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Style Designator: ROUND. 7 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-176-6399 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 3110-01-176-6399?
NSN 3110-01-176-6399 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.