PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS17796-64Bearing,sleeve

American Society for Testing and Materials Dba Astm International · NSN 3120-00-135-9688 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-135-9688 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-135-9688. Primary manufacturer part number: MS17796-64.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 70.0 ROCKWELL C MAXIMUM OVERALL
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Material: OIL LUBRICATING LUBRICATION
  • Material Document and Classification: MIL-B-5687,TY 1,COMP A OR B MIL SPEC ALL MATERIAL RESPONSES OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Oil Lubricating Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-135-9688, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-135-9688
Primary Part NumberMS17796-64
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Body Inside Diameter0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Hardness Rating30.0 ROCKWELL C MINIMUM AND 70.0 ROCKWELL C MAXIMUM OVERALL
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
MaterialOIL LUBRICATING LUBRICATION
Material Document and ClassificationMIL-B-5687,TY 1,COMP A OR B MIL SPEC ALL MATERIAL RESPONSES OVERALL
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
MaterialCOPPER ALLOY OR IRON COMP B OR IRON COMP A1 OR IRON COMP A2 OR IRON COMP A3 OVERALL
Corner ShapeSQUARE INSIDE LEFT CORNER
Flange Outside Diameter0.7475 INCHES MINIMUM AND 0.7525 INCHES MAXIMUM IN
Flange Width0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN
Body Outside Diameter0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3120-00-102-7601MS17795-99 INTERCHANGEABLE
Bearing,sleeve
American Society for Testing and Materials Dba Astm International
5305-00-509-0470Y2-1B438 INTERCHANGEABLE
Screw Assembly
Tvh Parts Co.
3120-00-512-5700MS17795-206 INTERCHANGEABLE
Bearing,sleeve
American Society for Testing and Materials Dba Astm International
3120-00-661-5932MS21783-16A282 INTERCHANGEABLE
Bearing,washer,thrust
American Society for Testing and Materials Dba Astm International
3120-01-274-6148MS17796-144-Y INTERCHANGEABLE
Bearing,sleeve
American Society for Testing and Materials Dba Astm International
5925-01-318-954710-2108-501 INTERCHANGEABLE
Circuit Breaker
The Boeing Company Div Defense
3120-01-407-0546MS17795-92-Y INTERCHANGEABLE
Bearing,sleeve
American Society for Testing and Materials Dba Astm International
7025-01-464-5923B438 INTERCHANGEABLE
Display Unit
Lockheed Martin Corporation Div Rms - Manassas
Cross-Reference Index
Part NumberManufacturer
MS17796 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
B438 American Society for Testing and Materials Dba Astm International (USA)
3120PL0960818 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS17796-64 PRIMARY American Society for Testing and Materials Dba Astm International (USA)
MS17796-64 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3120-00-102-7601INTERCHANGEABLE
BEARING,SLEEVE
MS17795-99
5305-00-509-0470INTERCHANGEABLE
SCREW ASSEMBLY
Y2-1B438
3120-00-512-5700INTERCHANGEABLE
BEARING,SLEEVE
MS17795-206
3120-00-661-5932INTERCHANGEABLE
BEARING,WASHER,THRUST
MS21783-16A282
3120-01-274-6148INTERCHANGEABLE
BEARING,SLEEVE
MS17796-144-Y
5925-01-318-9547INTERCHANGEABLE
CIRCUIT BREAKER
10-2108-501
3120-01-407-0546INTERCHANGEABLE
BEARING,SLEEVE
MS17795-92-Y
7025-01-464-5923INTERCHANGEABLE
DISPLAY UNIT
B438

Frequently Asked Questions

What is NSN 3120-00-135-9688?

NSN 3120-00-135-9688 is a Bearing,sleeve, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-135-9688?

NSN 3120-00-135-9688 has 5 cross-referenced part numbers: MS17796 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), B438 (American Society for Testing and Materials Dba Astm International), 3120PL0960818 (Jednolity Indeks Materialowy - Uniform Material Index), MS17796-64 (American Society for Testing and Materials Dba Astm International), MS17796-64 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 3120-00-135-9688?

There are 8 known substitutes for 3120-00-135-9688: 3120-00-102-7601, 5305-00-509-0470, 3120-00-512-5700 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS17796-64?

Key specifications for MS17796-64: Body Inside Diameter: 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN; Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 70.0 ROCKWELL C MAXIMUM OVERALL; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 16 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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