PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A51B52567-19Bushing,sleeve

Northrop Grumman Systems Corporation · NSN 3120-00-007-5801 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-007-5801 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-007-5801. Primary manufacturer part number: A51B52567-19.
Features
  • Bushing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Flange Outside Diameter: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Surface Treatment: CADMIUM OVERALL
Applications
  • Applications requiring Copper Alloy 630 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-007-5801, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-007-5801
Primary Part NumberA51B52567-19
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Flange Outside Diameter0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Surface TreatmentCADMIUM OVERALL
Body Inside Diameter0.2500 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
Flange Width0.0270 INCHES MINIMUM AND 0.0320 INCHES MAXIMUM IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Material Document and ClassificationAMS 4640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE INSIDE RIGHT CORNER
MaterialCOPPER ALLOY 630 OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Body Outside Diameter0.3131 INCHES MINIMUM AND 0.3136 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2935-00-421-45361128HM40095-1 INTERCHANGEABLE
Cap,filler Opening
Northrop Grumman Systems Corporation
1650-01-086-3363128HM10505-1 INTERCHANGEABLE
Fitting Assembly,head End Cylind
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
A51B52567-19 Northrop Grumman Systems Corporation (USA)
A51B52567-19 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA)
A51B52567-19 Northrop Grumman Systems Corporation (USA)
GS30B Northrop Grumman Systems Corporation (USA)
GS31AB Northrop Grumman Systems Corporation (USA)
GS30BF Northrop Grumman Systems Corporation (USA)
Related Parts
2935-00-421-4536INTERCHANGEABLE
CAP,FILLER OPENING
1128HM40095-1
1650-01-086-3363INTERCHANGEABLE
FITTING ASSEMBLY,HEAD END CYLIND
128HM10505-1

Frequently Asked Questions

What is NSN 3120-00-007-5801?

NSN 3120-00-007-5801 is a Bushing,sleeve, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-007-5801?

NSN 3120-00-007-5801 has 6 cross-referenced part numbers: A51B52567-19 (Northrop Grumman Systems Corporation), A51B52567-19 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems), A51B52567-19 (Northrop Grumman Systems Corporation), GS30B (Northrop Grumman Systems Corporation), GS31AB (Northrop Grumman Systems Corporation) and 1 more.

What NSN replaces 3120-00-007-5801?

There are 2 known substitutes for 3120-00-007-5801: 2935-00-421-4536, 1650-01-086-3363. Verify interchangeability with system specifications before substitution.

What are the specifications of A51B52567-19?

Key specifications for A51B52567-19: Corner Shape: SQUARE OUTSIDE LEFT CORNER; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Flange Outside Diameter: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN. 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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