PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB619161Nut,self-Locking,knurled

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-444-7950 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-444-7950 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-444-7950. Primary manufacturer part number: SMB619161.
Features
  • Nut,self-Locking,knurled — FSC 5310
  • Surface Treatment: NICKEL OVERALL
  • Thread Direction: RIGHT-HAND
  • Material: COPPER ALLOY OVERALL
  • Nut Thickness: 0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
  • Nominal Thread Size: 0.190 INCHES IN
  • Nut Style: KNURLED
  • Thread Quantity Per Inch: 32
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Nut,self-Locking,knurled, cataloged under National Stock Number 5310-00-444-7950, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5310-00-444-7950
Primary Part NumberSMB619161
Item NameNut,self-Locking,knurled
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Surface TreatmentNICKEL OVERALL
Thread DirectionRIGHT-HAND
MaterialCOPPER ALLOY OVERALL
Nut Thickness0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
Nominal Thread Size0.190 INCHES IN
Nut StyleKNURLED
Thread Quantity Per Inch32
Knurl Width0.125 INCHES NOMINAL IN
Thread SeriesUNF
Nut Diameter0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
Thread Class3B
Locking FeatureFREE-RUNNING ALL METAL DESIGN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-234-9989 INTERCHANGEABLE
Coil,radio Frequency
4730-00-640-1051137422 INTERCHANGEABLE
Elbow,pipe to Tube
Chrysler Realty Company Llc Dba Daimler Chrysler
6680-01-019-798952G-0076M-001 INTERCHANGEABLE
Tube,metering
Ametek Inc Schutte and Koerting Div
4810-01-151-376810085 PIECE 9 INTERCHANGEABLE
Plate,pressure,diaphragm Control
Imi Cash Valve Inc
4520-01-225-5770 INTERCHANGEABLE
Heating Element,electrical,nonim
6530-01-272-20416657 INTERCHANGEABLE
Drape,surgical
3m Company Div Health Care Business
4820-01-407-5147665-7 PL0310 INTERCHANGEABLE
Cartridge,check Valve
Admiral Valve Llc Dba Cpv Manufacturing
6150-01-474-2300168-7927 INTERCHANGEABLE
Lead,storage Battery
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
SMB619161 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
6657 Gc/waldom Inc (USA)
Related Parts
5950-00-234-9989INTERCHANGEABLE
COIL,RADIO FREQUENCY
4730-00-640-1051INTERCHANGEABLE
ELBOW,PIPE TO TUBE
137422
6680-01-019-7989INTERCHANGEABLE
TUBE,METERING
52G-0076M-001
4810-01-151-3768INTERCHANGEABLE
PLATE,PRESSURE,DIAPHRAGM CONTROL
10085 PIECE 9
4520-01-225-5770INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
6530-01-272-2041INTERCHANGEABLE
DRAPE,SURGICAL
6657
4820-01-407-5147INTERCHANGEABLE
CARTRIDGE,CHECK VALVE
665-7 PL0310
6150-01-474-2300INTERCHANGEABLE
LEAD,STORAGE BATTERY
168-7927

Frequently Asked Questions

What is NSN 5310-00-444-7950?

NSN 5310-00-444-7950 is a Nut,self-Locking,knurled, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-444-7950?

NSN 5310-00-444-7950 has 2 cross-referenced part numbers: SMB619161 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 6657 (Gc/waldom Inc).

What NSN replaces 5310-00-444-7950?

There are 8 known substitutes for 5310-00-444-7950: 5950-00-234-9989, 4730-00-640-1051, 6680-01-019-7989 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB619161?

Key specifications for SMB619161: Surface Treatment: NICKEL OVERALL; Thread Direction: RIGHT-HAND; Material: COPPER ALLOY OVERALL; Nut Thickness: 0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN. 12 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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