PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11977Bolt,machine

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 5306-00-298-8640 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-298-8640 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-298-8640. Primary manufacturer part number: 11977.
Features
  • Bolt,machine — FSC 5306
  • Nominal Thread Diameter: 1.500 INCHES IN
  • Width Between Flats: 2.250 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Head Height: 1.312 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Fastener Length: 10.000 INCHES NOMINAL IN
  • Thread Length: 1.875 INCHES MINIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 3135 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-298-8640, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 15 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-298-8640
Primary Part Number11977
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusACTIVE
Nominal Thread Diameter1.500 INCHES IN
Width Between Flats2.250 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Head Height1.312 INCHES NOMINAL IN
Head StyleHEXAGON
Fastener Length10.000 INCHES NOMINAL IN
Thread Length1.875 INCHES MINIMUM IN
Material Document and ClassificationQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread Class2A A
MaterialSTEEL COMP 3135 OVERALL
Thread Quantity Per Inch12
Thread Series DesignatorUNF
Shank Unthreaded Hole Diameter0.281 INCHES NOMINAL FIRST HOLE IN
Distance From Head Largest Bearing Surface to Shank Hole Center9.562 INCHES NOMINAL FIRST HOLE IN
Features ProvidedUNFINISHED HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5365-00-597-1326 INTERCHANGEABLE
Shim
5950-00-725-694211977 INTERCHANGEABLE
Transformer,power
Robert M. Hadley Company, Inc.
1650-00-757-447811977 INTERCHANGEABLE
Spacer,seat,pilot V
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
8920-01-333-236411977 INTERCHANGEABLE
Cereal,oat Bran
General Mills Inc
2840-01-412-75374056T05P09 INTERCHANGEABLE
Seal,air,aircraft Gas Turbine En
Eaton Corporation Div Fed
9510-01-450-879711977 INTERCHANGEABLE
Bar,metal
Tulsa Winch, Inc.
5305-01-547-714311977 INTERCHANGEABLE
Screw,machine
Aimpoint Inc Dba Aimpoint Inc
6515-01-573-9777C8373-3 INTERCHANGEABLE
Magnifier
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
11977 PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
5365-00-597-1326INTERCHANGEABLE
SHIM
5950-00-725-6942INTERCHANGEABLE
TRANSFORMER,POWER
11977
1650-00-757-4478INTERCHANGEABLE
SPACER,SEAT,PILOT V
11977
8920-01-333-2364INTERCHANGEABLE
CEREAL,OAT BRAN
11977
2840-01-412-7537INTERCHANGEABLE
SEAL,AIR,AIRCRAFT GAS TURBINE EN
4056T05P09
9510-01-450-8797INTERCHANGEABLE
BAR,METAL
11977
5305-01-547-7143INTERCHANGEABLE
SCREW,MACHINE
11977
6515-01-573-9777INTERCHANGEABLE
MAGNIFIER
C8373-3

Frequently Asked Questions

What is NSN 5306-00-298-8640?

NSN 5306-00-298-8640 is a Bolt,machine, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-298-8640?

NSN 5306-00-298-8640 has 1 cross-referenced part number: 11977 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 5306-00-298-8640?

There are 8 known substitutes for 5306-00-298-8640: 5365-00-597-1326, 5950-00-725-6942, 1650-00-757-4478 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11977?

Key specifications for 11977: Nominal Thread Diameter: 1.500 INCHES IN; Width Between Flats: 2.250 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Head Height: 1.312 INCHES NOMINAL IN. 15 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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