Head Height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Fastener Length: 0.75 INCHES NOMINAL IN
Surface Treatment Document and Classification: AMS2700, MEHTOD 1,CLASS4,TYPE 6 OR TYPE 7 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL
Thread Length: 0.75 INCHES NOMINAL IN
Material Document and Classification: MIL-DTL-1222 MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM F593 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter: 0.3750 INCHES IN
Head Style: HEXAGON
Identification
NSN: 5306-01-733-3903
NIIN: 017333903
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives
General Description
The Bolt,machine, cataloged under National Stock Number 5306-01-733-3903, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5306-01-733-3903
Item Name
Bolt,machine
FSC / FSG
5306 / 53 — Bolts
Status
ACTIVE
Head Height
0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Fastener Length
0.75 INCHES NOMINAL IN
Surface Treatment Document and Classification
AMS2700, MEHTOD 1,CLASS4,TYPE 6 OR TYPE 7 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL
Thread Length
0.75 INCHES NOMINAL IN
Material Document and Classification
MIL-DTL-1222 MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM F593 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter
0.3750 INCHES IN
Head Style
HEXAGON
Thread Direction
RIGHT-HAND
Specification/standard Data
80205-NASMS16208 NATIONAL STD/SPEC
Width Between Flats
0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Surface Treatment
PASSIVATE OVERALL
Thread Class
2A A
Thread Quantity Per Inch
16
Material
STEEL COMP 316 OVERALL
Thread Series Designator
UNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5306-01-733-3909MS16208-104S316POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-733-3924MS16208-105S316POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-733-3928MS16208-111S316POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-733-3931MS16208-3S316POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-733-4915MS16208-8S316POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
NASM16208
3/1Design control — primary reference
U.S. Government activity
MS16208-49S316
5/9Secondary reference
U.S. Government activity
MS16208-49S316
3/2Design control — primary reference
U.S. Government activity
Related Parts
5306-01-733-3909POSSIBLE MATCH
BOLT,MACHINE
MS16208-104S316
5306-01-733-3924POSSIBLE MATCH
BOLT,MACHINE
MS16208-105S316
5306-01-733-3928POSSIBLE MATCH
BOLT,MACHINE
MS16208-111S316
5306-01-733-3931POSSIBLE MATCH
BOLT,MACHINE
MS16208-3S316
5306-01-733-4915POSSIBLE MATCH
BOLT,MACHINE
MS16208-8S316
Frequently Asked Questions
What is NSN 5306-01-733-3903?
NSN 5306-01-733-3903 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
What NSN replaces 5306-01-733-3903?
5 possible matches (shared part number, not a government interchangeability claim): 5306-01-733-3909, 5306-01-733-3924, 5306-01-733-3928. Verify interchangeability with system specifications before substitution.
What are the specifications of 5306-01-733-3903?
Key specifications for 5306-01-733-3903: Head Height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN; Fastener Length: 0.75 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS2700, MEHTOD 1,CLASS4,TYPE 6 OR TYPE 7 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.75 INCHES NOMINAL IN. 15 specifications are documented in the U.S. Government catalog.
Is NSN 5306-01-733-3903 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.