PartsTable TECHNICAL DATA SHEET

NSN 5342-01-255-1979Government record, cited

Clamp Ring5342-01-255-1979

NSN 5342-01-255-1979 · NIIN 012551979 · Part number H-45662

John Crane, Inc · FSC 5342 — Hardware, Weapon System · FSG 53 — Hardware and Abrasives · CAGE 71724

Government record, cited

NSN 5342-01-255-1979 — this item is cataloged by the U.S. Government under National Stock Number 5342-01-255-1979. Manufacturer of record part number: H-45662.

Also searched as 5342-01-255-1979 · 5342012551979 · NIIN 012551979 · 01-255-1979 · FSC 5342 Hardware, Weapon System · CAGE 71724 · H-45662 · US-70125 PC 11 · US-70125 PC 11 · US-70125 PC 11

Nearby stock numbers ← 5342-01-255-1973 Cable Clamp · 5342-01-255-2979 →

Features

Clamp Ring — FSC 5342
1 manufacturer part number on file
Manufacturer of record: John Crane, Inc

Identification

NSN: 5342-01-255-1979
NIIN: 012551979
FSC: 5342 — Hardware, Weapon System
FSG: 53 — Hardware and Abrasives
Primary part number: H-45662
Manufacturer: John Crane, Inc

General Description

The Clamp Ring, cataloged under National Stock Number 5342-01-255-1979, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is John Crane, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Clamp Ring
FSC / FSG	5342 — Hardware, Weapon System (FSG 53)
Manufacturers	John Crane, Inc (CAGE 71724)

Technical Specifications

Parameter	Value
NSN	5342-01-255-1979
Primary Part Number	H-45662
Item Name	Clamp Ring
FSC / FSG	5342 / 53 — Hardware, Weapon System
Manufacturer	John Crane, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
H-45662 PRIMARY	John Crane, Inc (USA)

Reference documents

Reference	Meaning
US-70125 PC 11	C/1 Advisory reference — outside the item-of-supply concept Defense Maritime Solutions, Inc.
US-70125 PC 11	5/9 Secondary reference John Crane, Inc
US-70125 PC 11	5/9 Secondary reference Wartsila Lips Inc

No interchangeability data on file.

Other items in FSC 5342 — Hardware, Weapon System

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

5342-00-001-1696

5342-00-001-1696 · Item name not on file

5342-00-001-1972

STRAP WEBBING ASSEMBLY

5342-00-001-1980

STRAP WEBBING ASSEMBLY

5342-00-001-2492

BRACKET,FUEL TUBE TO CASE

5342-00-001-2502

BRACKET,QUICK DISC

5342-00-001-3915

CLIP,SPECIAL

5342-00-001-4001

HANDLE ASSEMBLY

5342-00-001-4655

5342-00-001-4655 · Item name not on file

Frequently Asked Questions

What is NSN 5342-01-255-1979?

NSN 5342-01-255-1979 is a Clamp Ring, manufactured by John Crane, Inc, classified under FSC 5342, Hardware, Weapon System. Status: active.

What part numbers are listed for NSN 5342-01-255-1979?

NSN 5342-01-255-1979 has 1 manufacturer part number on file: H-45662 (John Crane, Inc).

Is NSN 5342-01-255-1979 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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