Fastener Length: 1.011 INCHES MINIMUM AND 1.041 INCHES MAXIMUM IN
Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL
Thread Length: 0.338 INCHES NOMINAL IN
Hardness Rating: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
Material Document and Classification: AMS6382 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR AMS6415 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR AMS6327 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL
Nominal Thread Diameter: 0.1900 INCHES IN
Identification
NSN: 5306-01-706-4271
NIIN: 017064271
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives
General Description
The Bolt,machine, cataloged under National Stock Number 5306-01-706-4271, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
5306-01-706-4271
Item Name
Bolt,machine
FSC / FSG
5306 / 53 — Bolts
Status
ACTIVE
Head Height
0.048 INCHES NOMINAL IN
Fastener Length
1.011 INCHES MINIMUM AND 1.041 INCHES MAXIMUM IN
Surface Treatment Document and Classification
AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL
Thread Length
0.338 INCHES NOMINAL IN
Hardness Rating
39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
Material Document and Classification
AMS6382 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR AMS6415 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR AMS6327 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL
Nominal Thread Diameter
0.1900 INCHES IN
Hazardous Substances
CADMIUM
Head Style
FILLISTER COUNTERSUNK
Thread Direction
RIGHT-HAND
Specification/standard Data
80205-NAS1992 THRU NAS2000 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Grip Length
0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
Grip Diameter
0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
Surface Treatment
CADMIUM OVERALL
Minimum Tensile Strength
180000 POUNDS PER SQUARE INCH LBS
Countersink Angle
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
Thread Class
3A A
Thread Quantity Per Inch
32
Material
STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL
Thread Series Designator
UNIFIED NATIONAL JOINT FINE (UNJF)
Head Diameter
0.2516 INCHES MINIMUM IN
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5306-01-706-4277NAS1993C11PTPOSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-706-4285NAS1993C14DPTPOSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-706-4629NAS1992C4PTPOSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-706-4814NAS1992C5PTPOSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-706-4816NAS1993C3PTPOSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-706-4817NAS1993C7PTPOSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-706-4989NAS1994C6TPOSSIBLE 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
NAS1993-11T
3/2Design control — primary reference
U.S. Government activity
NAS1992 THRU 2000 REV 8
D/9Drawing number reference only
U.S. Government activity
Related Parts
5306-01-706-4277POSSIBLE MATCH
BOLT,MACHINE
NAS1993C11PT
5306-01-706-4285POSSIBLE MATCH
BOLT,MACHINE
NAS1993C14DPT
5306-01-706-4629POSSIBLE MATCH
BOLT,MACHINE
NAS1992C4PT
5306-01-706-4814POSSIBLE MATCH
BOLT,MACHINE
NAS1992C5PT
5306-01-706-4816POSSIBLE MATCH
BOLT,MACHINE
NAS1993C3PT
5306-01-706-4817POSSIBLE MATCH
BOLT,MACHINE
NAS1993C7PT
5306-01-706-4989POSSIBLE MATCH
BOLT,MACHINE
NAS1994C6T
Frequently Asked Questions
What is NSN 5306-01-706-4271?
NSN 5306-01-706-4271 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
What NSN replaces 5306-01-706-4271?
7 possible matches (shared part number, not a government interchangeability claim): 5306-01-706-4277, 5306-01-706-4285, 5306-01-706-4629. Verify interchangeability with system specifications before substitution.
What are the specifications of 5306-01-706-4271?
Key specifications for 5306-01-706-4271: Head Height: 0.048 INCHES NOMINAL IN; Fastener Length: 1.011 INCHES MINIMUM AND 1.041 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL; Thread Length: 0.338 INCHES NOMINAL IN. 21 specifications are documented in the U.S. Government catalog.
Is NSN 5306-01-706-4271 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.