PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16305Nut,plain,round

E-Systems Inc Montek Div Fluid Controls Opns · NSN 5310-00-816-2499 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-816-2499 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-816-2499. Primary manufacturer part number: 16305.
Features
  • Nut,plain,round — FSC 5310
  • Nominal Thread Size: 3.000 INCHES IN
  • Thread Quantity Per Inch: 16
  • Thread Series: UN
  • Surface Treatment: CADMIUM OVERALL
  • Countersink Angle: 109.5 DEGREES MINIMUM AND 110.5 DEGREES MAXIMUM NUT
  • Material: STEEL COMP 4135 OVERALL
  • Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4135 Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-816-2499, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is E-Systems Inc Montek Div Fluid Controls Opns. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-816-2499
Primary Part Number16305
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerE-Systems Inc Montek Div Fluid Controls Opns
StatusACTIVE
Nominal Thread Size3.000 INCHES IN
Thread Quantity Per Inch16
Thread SeriesUN
Surface TreatmentCADMIUM OVERALL
Countersink Angle109.5 DEGREES MINIMUM AND 110.5 DEGREES MAXIMUM NUT
MaterialSTEEL COMP 4135 OVERALL
Surface Treatment Document and ClassificationQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Document and ClassificationAMS 6372 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nut StyleROUND
Thread Class3B
Nut Diameter3.500 INCHES MINIMUM AND 3.510 INCHES MAXIMUM IN
Drive Point Width0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
Nut Thickness0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Drive Point Depth0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
Drive Point Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6680-00-119-5942 INTERCHANGEABLE
Counter,rotating
2530-00-160-85978S2590 INTERCHANGEABLE
Link,track Shoe,connecting
Caterpillar Inc Div Caterpillar Defense
3455-00-189-916611900 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Niagara Cutter Inc
5920-00-271-321716305 INTERCHANGEABLE
Discharger,electrostatic,aircraf
Dayton-Granger, Inc.
5330-00-527-732516305 INTERCHANGEABLE
Seal,plain Encased
Harbormaster Marine, Inc
5950-00-645-5397LQ0177 INTERCHANGEABLE
Transformer,discriminator
Rauland-Borg Corp
5975-00-798-8166868C858P1 INTERCHANGEABLE
Conduit
General Electric Company
6625-00-845-4590 INTERCHANGEABLE
Voltmeter
7045-01-193-4991 INTERCHANGEABLE
Tape,electronic Data Processing
6350-01-299-337816305 INTERCHANGEABLE
Horn,signal
Clayton Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
16305 E-Systems Inc Montek Div Fluid Controls Opns (USA)
16305 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
16305 Mid-America Aerotech, Llc (USA)
16305 Moog Inc (USA)
Related Parts
6680-00-119-5942INTERCHANGEABLE
COUNTER,ROTATING
2530-00-160-8597INTERCHANGEABLE
LINK,TRACK SHOE,CONNECTING
8S2590
3455-00-189-9166INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
11900
5920-00-271-3217INTERCHANGEABLE
DISCHARGER,ELECTROSTATIC,AIRCRAF
16305
5330-00-527-7325INTERCHANGEABLE
SEAL,PLAIN ENCASED
16305
5950-00-645-5397INTERCHANGEABLE
TRANSFORMER,DISCRIMINATOR
LQ0177
5975-00-798-8166INTERCHANGEABLE
CONDUIT
868C858P1
6625-00-845-4590INTERCHANGEABLE
VOLTMETER
7045-01-193-4991INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
6350-01-299-3378INTERCHANGEABLE
HORN,SIGNAL
16305
6515-01-590-6023INTERCHANGEABLE
SCREW,BONE
212.118

Frequently Asked Questions

What is NSN 5310-00-816-2499?

NSN 5310-00-816-2499 is a Nut,plain,round, manufactured by E-Systems Inc Montek Div Fluid Controls Opns, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-816-2499?

NSN 5310-00-816-2499 has 4 cross-referenced part numbers: 16305 (E-Systems Inc Montek Div Fluid Controls Opns), 16305 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 16305 (Mid-America Aerotech, Llc), 16305 (Moog Inc).

What NSN replaces 5310-00-816-2499?

There are 11 known substitutes for 5310-00-816-2499: 6680-00-119-5942, 2530-00-160-8597, 3455-00-189-9166 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16305?

Key specifications for 16305: Nominal Thread Size: 3.000 INCHES IN; Thread Quantity Per Inch: 16; Thread Series: UN; Surface Treatment: CADMIUM OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com