PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

611528Bolt,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5306-00-197-8964 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-197-8964 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-197-8964. Primary manufacturer part number: 611528.
Features
  • Bolt,machine — FSC 5306
  • Width Between Flats: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
  • Extended Washer Diameter: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 32
  • Surface Finish: 63.0 MICROINCHES GRIP
  • Fastener Length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
  • Surface Finish: 32.0 MICROINCHES THREADS
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 601 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-197-8964, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-197-8964
Primary Part Number611528
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Width Between Flats0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Extended Washer Diameter0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch32
Surface Finish63.0 MICROINCHES GRIP
Fastener Length0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
Surface Finish32.0 MICROINCHES THREADS
Head Height0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Thread Class3A A
Features ProvidedFINISHED HEAD
Material Document and ClassificationAMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 601 OVERALL
Extended Washer Thickness0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Hardness Rating30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
Grip Length0.110 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationAMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
Head StyleDOUBLE HEXAGON W/HOLE
Surface TreatmentNICKEL AND CADMIUM OVERALL
Surface Finish63.0 MICROINCHES BEARING SURFACE OF HEAD
Nominal Thread Diameter0.190 INCHES IN
Thread Length0.382 INCHES MINIMUM AND 0.462 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5905-00-117-0239BA10027-11 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
6750-01-428-0611611528 INTERCHANGEABLE
Paper,photographic
Ilford Imaging Usa Inc
Cross-Reference Index
Part NumberManufacturer
611528 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
611528 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
Related Parts
5905-00-117-0239INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
BA10027-11
6750-01-428-0611INTERCHANGEABLE
PAPER,PHOTOGRAPHIC
611528

Frequently Asked Questions

What is NSN 5306-00-197-8964?

NSN 5306-00-197-8964 is a Bolt,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-197-8964?

NSN 5306-00-197-8964 has 2 cross-referenced part numbers: 611528 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 611528 (Turbo Power & Marine System Inc Sub of United Technologies Corp).

What NSN replaces 5306-00-197-8964?

There are 2 known substitutes for 5306-00-197-8964: 5905-00-117-0239, 6750-01-428-0611. Verify interchangeability with system specifications before substitution.

What are the specifications of 611528?

Key specifications for 611528: Width Between Flats: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN; Extended Washer Diameter: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 32. 22 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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