PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77211Screw,cap,hexagon Head

Fastenal Company Div Nssc · NSN 5305-01-735-6171 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-735-6171 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-735-6171. Primary manufacturer part number: 77211.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Style: HEXAGON
  • Width Between Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.50 INCHES IN
  • Thread Quantity Per Inch: 13
  • Material: STEEL COMP 316 OVERALL
  • Head Height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
  • Fastener Length: 2.0 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 316 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-735-6171, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Div Nssc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-735-6171
Primary Part Number77211
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastenal Company Div Nssc
StatusACTIVE
Head StyleHEXAGON
Width Between Flats0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Nominal Thread Diameter0.50 INCHES IN
Thread Quantity Per Inch13
MaterialSTEEL COMP 316 OVERALL
Head Height0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
Fastener Length2.0 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-155-6757211WDD INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
4720-01-166-67644176785 INTERCHANGEABLE
Hose Assembly,nonmetallic
Chrysler Corp Service and Parts Opns
5331-01-344-8024 INTERCHANGEABLE
O-Ring
4520-01-469-555277211 INTERCHANGEABLE
Heating Element,electrical,nonim
Indeeco Llc Dba Indeeco
Cross-Reference Index
Part NumberManufacturer
77211 PRIMARY Fastenal Company Div Nssc (USA)
Related Parts
3110-00-155-6757INTERCHANGEABLE
BEARING,BALL,ANNULAR
211WDD
4720-01-166-6764INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4176785
5331-01-344-8024INTERCHANGEABLE
O-RING
4520-01-469-5552INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
77211

Frequently Asked Questions

What is NSN 5305-01-735-6171?

NSN 5305-01-735-6171 is a Screw,cap,hexagon Head, manufactured by Fastenal Company Div Nssc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-735-6171?

NSN 5305-01-735-6171 has 1 cross-referenced part number: 77211 (Fastenal Company Div Nssc).

What NSN replaces 5305-01-735-6171?

There are 4 known substitutes for 5305-01-735-6171: 3110-00-155-6757, 4720-01-166-6764, 5331-01-344-8024 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77211?

Key specifications for 77211: Part Name Assigned by Controlling Agency: HEX CAP SCREW; Special Features: WITHOUT NUT; GRADE 316 ALLOY GROUP 2; Head Style: HEXAGON; Width Between Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. 9 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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