Bolt, Machine5306-01-698-1687

NSN 5306-01-698-1687 · NIIN 016981687 · Part number 51215

Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies · FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives · CAGE 1K2S1

Government record, cited

NSN 5306-01-698-1687 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-698-1687. Manufacturer of record part number: 51215.

Also searched as 5306-01-698-1687 · 5306016981687 · NIIN 016981687 · 01-698-1687 · FSC 5306 Bolts · CAGE 1K2S1 · 51215

Nearby stock numbers ← 5306-01-698-1642 Bolt, Finned Neck · 5306-01-698-2790 Bolt, Machine →

5306-01-698-1687 — Bolts

Features

Bolt,machine — FSC 5306
Head Height: 1.00 INCHES NOMINAL IN
Fastener Length: 2.56 INCHES NOMINAL IN
Thread Length: 1.56 INCHES NOMINAL IN
Head Style: PALM GRIP
Thread Direction: RIGHT-HAND
Width Between Flats: 1.56 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING THREADS

Identification

NSN: 5306-01-698-1687
NIIN: 016981687
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives
Primary part number: 51215
Manufacturer: Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies

General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-698-1687, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5306-01-698-1687
Primary Part Number	51215
Item Name	Bolt,machine
FSC / FSG	5306 / 53 — Bolts
Manufacturer	Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies
Status	ACTIVE
Head Height	1.00 INCHES NOMINAL IN
Fastener Length	2.56 INCHES NOMINAL IN
Thread Length	1.56 INCHES NOMINAL IN
Head Style	PALM GRIP
Thread Direction	RIGHT-HAND
Width Between Flats	1.56 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING THREADS

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

Cross-Reference Index

Part Number	Manufacturer
51215 PRIMARY	Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies (USA)

Frequently Asked Questions

What is NSN 5306-01-698-1687?

NSN 5306-01-698-1687 is a Bolt,machine, manufactured by Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies, classified under FSC 5306, Bolts. Status: active.

What part numbers are listed for NSN 5306-01-698-1687?

NSN 5306-01-698-1687 has 1 manufacturer part number on file: 51215 (Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies).

What are the specifications of 51215?

Key specifications for 51215: Head Height: 1.00 INCHES NOMINAL IN; Fastener Length: 2.56 INCHES NOMINAL IN; Thread Length: 1.56 INCHES NOMINAL IN; Head Style: PALM GRIP. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5306-01-698-1687 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.

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