Retainer, Nut and Bolt5340-01-627-0982

NSN 5340-01-627-0982 · NIIN 016270982 · Part number ST3M508-4

The Boeing Company Div Defense · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 76301

Government record, cited

NSN 5340-01-627-0982 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-627-0982. Manufacturer of record part number: ST3M508-4.

Also searched as 5340-01-627-0982 · 5340016270982 · NIIN 016270982 · 01-627-0982 · FSC 5340 Hardware, Commercial · CAGE 76301 · ST3M508-4

Nearby stock numbers ← 5340-01-627-0973 Bracket, Double Angle · 5340-01-627-0984 Catch, Flush →

Features

Retainer,nut and Bolt — FSC 5340
Style Designator: ANCHOR
Mounting Hole Diameter: 0.098 INCHES NOMINAL IN
Material Thickness: 0.040 INCHES NOMINAL IN
Center to Center Distance Between Cup and Mounting Hole: 0.500 INCHES NOMINAL IN
Surface Treatment: PASSIVATE
Material: IRON ALLOY
Width Between Cup Flats: 0.316 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN

Identification

NSN: 5340-01-627-0982
NIIN: 016270982
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: ST3M508-4
Manufacturer: The Boeing Company Div Defense

General Description

The Retainer,nut and Bolt, cataloged under National Stock Number 5340-01-627-0982, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. 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. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	5340-01-627-0982
Primary Part Number	ST3M508-4
Item Name	Retainer,nut and Bolt
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	The Boeing Company Div Defense
Status	ACTIVE
Style Designator	ANCHOR
Mounting Hole Diameter	0.098 INCHES NOMINAL IN
Material Thickness	0.040 INCHES NOMINAL IN
Center to Center Distance Between Cup and Mounting Hole	0.500 INCHES NOMINAL IN
Surface Treatment	PASSIVATE
Material	IRON ALLOY
Width Between Cup Flats	0.316 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X
Unit of Issue	EA

Cross-Reference Index

Part Number	Manufacturer
ST3M508-4 PRIMARY	The Boeing Company Div Defense (USA)

No interchangeability data on file.

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Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

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Frequently Asked Questions

What is NSN 5340-01-627-0982?

NSN 5340-01-627-0982 is a Retainer,nut and Bolt, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-627-0982?

NSN 5340-01-627-0982 has 1 manufacturer part number on file: ST3M508-4 (The Boeing Company Div Defense).

What are the specifications of ST3M508-4?

Key specifications for ST3M508-4: Overall Height: 0.137 INCHES NOMINAL IN; Style Designator: ANCHOR; Mounting Hole Diameter: 0.098 INCHES NOMINAL IN; Overall Length: 0.967 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-627-0982 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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