PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AK5148-2Collar,shaft

Rohde & Schwarz Usa, Inc. · NSN 3040-00-640-4881 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-640-4881 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-640-4881. Primary manufacturer part number: AK5148-2.
Features
  • Collar,shaft — FSC 3040
  • Style Designator: PLAIN ROUND
  • Securing Hole Type and Location: THREADED SINGLE HOLE
  • Furnished Items and Quantity: 1 SETSCREW
  • Nominal Thread Size: 0.190 INCHES SINGLE HOLE IN
  • Material: STEEL
  • Screw Thread Series Designator and Location: SINGLE HOLE UNIFIED NATIONAL COARSE (UNC)
  • Bore Diameter: 0.2500 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Collar,shaft, cataloged under National Stock Number 3040-00-640-4881, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rohde & Schwarz Usa, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3040-00-640-4881
Primary Part NumberAK5148-2
Item NameCollar,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerRohde & Schwarz Usa, Inc.
StatusCANCELLED
Style DesignatorPLAIN ROUND
Securing Hole Type and LocationTHREADED SINGLE HOLE
Furnished Items and Quantity1 SETSCREW
Nominal Thread Size0.190 INCHES SINGLE HOLE IN
MaterialSTEEL
Screw Thread Series Designator and LocationSINGLE HOLE UNIFIED NATIONAL COARSE (UNC)
Bore Diameter0.2500 INCHES NOMINAL IN
Outside Diameter0.500 INCHES NOMINAL IN
Securing Hole Quantity1
Thickness0.281 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5331-00-006-479315039 INTERCHANGEABLE
O-Ring
Eaton Corporation Div Eaton Fluid Power
3416-00-163-9750 INTERCHANGEABLE
Lathe,turret,horizontal
5133-00-189-9284 INTERCHANGEABLE
Drill,twist
5330-00-501-614315039 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
3020-00-517-112015039 INTERCHANGEABLE
Gear,helical
Brinkley Technology Group Llc Dba Hercules Manufacturing
1370-00-690-14581332145-2 INTERCHANGEABLE
Marker,location,marine
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5310-00-834-5523F011487 INTERCHANGEABLE
Nut,plain,hexagon
Tld Wollard Llc
2990-00-891-8422342501 INTERCHANGEABLE
Valve,air Starter C
Sealco Air Controls Inc
5998-00-980-1072 INTERCHANGEABLE
Circuit Card Assembly
6532-01-122-92794874 INTERCHANGEABLE
Footwear Covers,operating Room
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
9000585 Us Army Aviation and Missile Command (USA)
G221306-4 American Telephone and Telegraph Co (USA)
G221306-4 At and T Corp (USA)
15039 Raytheon Technical Services Company (USA)
AK5148-2 PRIMARY Rohde & Schwarz Usa, Inc. (USA)
SC25 Altra Industrial Motion Corp. (USA)
15039 Cae Usa Inc. (USA)
Related Parts
5331-00-006-4793INTERCHANGEABLE
O-RING
15039
3416-00-163-9750INTERCHANGEABLE
LATHE,TURRET,HORIZONTAL
5133-00-189-9284INTERCHANGEABLE
DRILL,TWIST
5330-00-501-6143INTERCHANGEABLE
SEAL,PLAIN ENCASED
15039
3020-00-517-1120INTERCHANGEABLE
GEAR,HELICAL
15039
1370-00-690-1458INTERCHANGEABLE
MARKER,LOCATION,MARINE
1332145-2
5310-00-834-5523INTERCHANGEABLE
NUT,PLAIN,HEXAGON
F011487
2990-00-891-8422INTERCHANGEABLE
VALVE,AIR STARTER C
342501
5998-00-980-1072INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6532-01-122-9279INTERCHANGEABLE
FOOTWEAR COVERS,OPERATING ROOM
4874
4710-01-184-7141INTERCHANGEABLE
TUBE ASSEMBLY,METAL
7J5533
6532-01-215-3901INTERCHANGEABLE
FOOTWEAR COVERS,OPERATING ROOM
SC25

Frequently Asked Questions

What is NSN 3040-00-640-4881?

NSN 3040-00-640-4881 is a Collar,shaft, manufactured by Rohde & Schwarz Usa, Inc., classified under FSC 3040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3040-00-640-4881?

NSN 3040-00-640-4881 has 7 cross-referenced part numbers: 9000585 (Us Army Aviation and Missile Command), G221306-4 (American Telephone and Telegraph Co), G221306-4 (At and T Corp), 15039 (Raytheon Technical Services Company), AK5148-2 (Rohde & Schwarz Usa, Inc.) and 2 more.

What NSN replaces 3040-00-640-4881?

There are 12 known substitutes for 3040-00-640-4881: 5331-00-006-4793, 3416-00-163-9750, 5133-00-189-9284 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AK5148-2?

Key specifications for AK5148-2: Style Designator: PLAIN ROUND; Securing Hole Type and Location: THREADED SINGLE HOLE; Furnished Items and Quantity: 1 SETSCREW; Nominal Thread Size: 0.190 INCHES SINGLE HOLE IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3040-00-640-4881 still in active supply?

NSN 3040-00-640-4881 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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