PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A16503Nut,plain,square

Aerocontrolex Group, Inc. Div Talley Actuators · NSN 5310-00-630-5006 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-630-5006 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-630-5006. Primary manufacturer part number: A16503.
Features
  • Nut,plain,square — FSC 5310
  • Material: STEEL OVERALL
  • Thread Series: UNEF
  • Thread Quantity Per Inch: 24
  • Nominal Thread Size: 0.688 INCHES IN
  • Thread Direction: LEFT-HAND
  • Surface Treatment: CADMIUM OVERALL
  • Thread Class: 3B
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,square, cataloged under National Stock Number 5310-00-630-5006, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerocontrolex Group, Inc. Div Talley Actuators. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-630-5006
Primary Part NumberA16503
Item NameNut,plain,square
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAerocontrolex Group, Inc. Div Talley Actuators
StatusACTIVE
MaterialSTEEL OVERALL
Thread SeriesUNEF
Thread Quantity Per Inch24
Nominal Thread Size0.688 INCHES IN
Thread DirectionLEFT-HAND
Surface TreatmentCADMIUM OVERALL
Thread Class3B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-383-198516503 INTERCHANGEABLE
Gasket
Johnson Controls, Inc Div Building Efficiency
3040-00-834-108516503 INTERCHANGEABLE
Shaft,shouldered
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
5950-00-930-1302SMB528032 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5998-01-118-1691 INTERCHANGEABLE
Electronic Components Assembly
5330-01-126-096516-503 INTERCHANGEABLE
Gasket
Rix Industries
4820-01-218-6680165-03 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
1680-01-495-0176A16503 INTERCHANGEABLE
Block Dial
Gables Engineering, Inc. Dba Gables Engineering Inc Div Coral Gables
6515-01-589-787160.240.205 INTERCHANGEABLE
Rack,bone Plating Instruments
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
7025-01-616-484316503 INTERCHANGEABLE
Interface Unit,data Transfer
Extreme Networks, Inc
5440-01-729-766416503 INTERCHANGEABLE
Ladder,extension
Atlas Devices, Llc Div Atlas Devices
Cross-Reference Index
Part NumberManufacturer
16503 Aerocontrolex Group, Inc. Div Talley Actuators (USA)
A16503 PRIMARY Aerocontrolex Group, Inc. Div Talley Actuators (USA)
Related Parts
5330-00-383-1985INTERCHANGEABLE
GASKET
16503
3040-00-834-1085INTERCHANGEABLE
SHAFT,SHOULDERED
16503
5950-00-930-1302INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SMB528032
5998-01-118-1691INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
5330-01-126-0965INTERCHANGEABLE
GASKET
16-503
4820-01-218-6680INTERCHANGEABLE
SEAT,VALVE
165-03
1680-01-495-0176INTERCHANGEABLE
BLOCK DIAL
A16503
6515-01-589-7871INTERCHANGEABLE
RACK,BONE PLATING INSTRUMENTS
60.240.205
7025-01-616-4843INTERCHANGEABLE
INTERFACE UNIT,DATA TRANSFER
16503
5440-01-729-7664INTERCHANGEABLE
LADDER,EXTENSION
16503

Frequently Asked Questions

What is NSN 5310-00-630-5006?

NSN 5310-00-630-5006 is a Nut,plain,square, manufactured by Aerocontrolex Group, Inc. Div Talley Actuators, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-630-5006?

NSN 5310-00-630-5006 has 2 cross-referenced part numbers: 16503 (Aerocontrolex Group, Inc. Div Talley Actuators), A16503 (Aerocontrolex Group, Inc. Div Talley Actuators).

What NSN replaces 5310-00-630-5006?

There are 10 known substitutes for 5310-00-630-5006: 5330-00-383-1985, 3040-00-834-1085, 5950-00-930-1302 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A16503?

Key specifications for A16503: Material: STEEL OVERALL; Thread Series: UNEF; Thread Quantity Per Inch: 24; Nominal Thread Size: 0.688 INCHES IN. 7 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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