PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16990-3F-10Screw,cap,socket Head

Sps Technologies, Llc Dba PB Fasteners · NSN 5305-01-349-9333 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-349-9333 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-349-9333. Primary manufacturer part number: 16990-3F-10.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Diameter: 0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
  • Countersink Angle: 82.0 DEGREES NOMINAL
  • Fastener Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
  • Thread Series Designator: UNF
  • Material: STEEL OVERALL
  • Thread Length: 0.447 INCHES NOMINAL IN
  • Surface Treatment: PHOSPHATE MANGANESE AND OIL OR PHOSPHATE ZINC AND OIL OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-349-9333, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 14 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-349-9333
Primary Part Number16990-3F-10
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusACTIVE
Head Diameter0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
Countersink Angle82.0 DEGREES NOMINAL
Fastener Length0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Thread Series DesignatorUNF
MaterialSTEEL OVERALL
Thread Length0.447 INCHES NOMINAL IN
Surface TreatmentPHOSPHATE MANGANESE AND OIL OR PHOSPHATE ZINC AND OIL OVERALL
Nominal Thread Diameter0.190 INCHES IN
Thread Quantity Per Inch32
Head StyleFLAT COUNTERSUNK
Width Across Flats0.125 INCHES NOMINAL IN
Thread Class3A A
Thread DirectionRIGHT-HAND
Internal Drive StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6625-00-109-8257302R1008 INTERCHANGEABLE
Ammeter
Ametek Inc Dba Ametek Iscd Div Iscd
5970-00-117-5012 INTERCHANGEABLE
Insulator,strain
4730-00-254-1802 INTERCHANGEABLE
Elbow,pipe
3455-00-357-0315MCE-06100-1250 INTERCHANGEABLE
Cutter,milling,fly
Mc Engineering Co. Dba Mc Engineering Co.
4140-00-408-9509 INTERCHANGEABLE
Impeller,fan,centrifugal
6520-00-721-9351088-6630 INTERCHANGEABLE
Band,matrix,dental
Patterson Dental Supply, Inc. Dba Patterson Dental 728 Div Patterson Dental
5340-01-444-52766-1006 INTERCHANGEABLE
Plate,mounting
Star Cases Llc Dba Zero Manufacturing
6515-01-680-648761006 INTERCHANGEABLE
Clip,suture
Dermaclip Us, L.l.c. Dba Dermaclip Us Llc
Cross-Reference Index
Part NumberManufacturer
61006 H-K Connecticut Holding Company (USA)
1995030-0016 Raytheon Company Dba Raytheon (USA)
11580164 Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA)
16990-3F-10 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
Related Parts
6625-00-109-8257INTERCHANGEABLE
AMMETER
302R1008
5970-00-117-5012INTERCHANGEABLE
INSULATOR,STRAIN
4730-00-254-1802INTERCHANGEABLE
ELBOW,PIPE
3455-00-357-0315INTERCHANGEABLE
CUTTER,MILLING,FLY
MCE-06100-1250
4140-00-408-9509INTERCHANGEABLE
IMPELLER,FAN,CENTRIFUGAL
6520-00-721-9351INTERCHANGEABLE
BAND,MATRIX,DENTAL
088-6630
5340-01-444-5276INTERCHANGEABLE
PLATE,MOUNTING
6-1006
6515-01-680-6487INTERCHANGEABLE
CLIP,SUTURE
61006

Frequently Asked Questions

What is NSN 5305-01-349-9333?

NSN 5305-01-349-9333 is a Screw,cap,socket Head, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-349-9333?

NSN 5305-01-349-9333 has 4 cross-referenced part numbers: 61006 (H-K Connecticut Holding Company), 1995030-0016 (Raytheon Company Dba Raytheon), 11580164 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development), 16990-3F-10 (Sps Technologies, Llc Dba PB Fasteners).

What NSN replaces 5305-01-349-9333?

There are 8 known substitutes for 5305-01-349-9333: 6625-00-109-8257, 5970-00-117-5012, 4730-00-254-1802 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16990-3F-10?

Key specifications for 16990-3F-10: Head Diameter: 0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN; Countersink Angle: 82.0 DEGREES NOMINAL; Fastener Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Thread Series Designator: UNF. 14 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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