PartsTable TECHNICAL DATA SHEET

NSN 3120-01-147-3480Government record, cited

Spacer, Outer3120-01-147-3480

NSN 3120-01-147-3480 · NIIN 011473480 · Part number 457B12-2

Cef Industries Inc Environ Div · FSC 3120 — Bearings, Plain, Unmounted · FSG 31 — Bearings · CAGE 63665

Government record, cited

NSN 3120-01-147-3480 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-147-3480. Manufacturer of record part number: 457B12-2.

Also searched as 3120-01-147-3480 · 3120011473480 · NIIN 011473480 · 01-147-3480 · FSC 3120 Bearings, Plain, Unmounted · CAGE 63665 · 457B12-2

Nearby stock numbers ← 3120-01-147-3341 Bushing, Sleeve · 3120-01-147-3481 Spacer, Inner →

3120-01-147-3480 — Bearings, Plain, Unmounted

Features

Spacer,outer — FSC 3120
General Characteristics Item Description: 4130 STEEL TUBING; 2.250 IN. O/D; 0.134 IN. THK PER MIL-T-6736 A A
1 manufacturer part number on file
Manufacturer of record: Cef Industries Inc Environ Div

Identification

NSN: 3120-01-147-3480
NIIN: 011473480
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 457B12-2
Manufacturer: Cef Industries Inc Environ Div

General Description

The Spacer,outer, cataloged under National Stock Number 3120-01-147-3480, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Cef Industries Inc Environ Div. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3120-01-147-3480
Primary Part Number	457B12-2
Item Name	Spacer,outer
FSC / FSG	3120 / 31 — Bearings, Plain, Unmounted
Manufacturer	Cef Industries Inc Environ Div
Status	ACTIVE
General Characteristics Item Description	4130 STEEL TUBING; 2.250 IN. O/D; 0.134 IN. THK PER MIL-T-6736 A A

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
457B12-2 PRIMARY	Cef Industries Inc Environ Div (USA)

Reference documents

Reference	Meaning
457B12-2	5/9 Secondary reference Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace

No interchangeability data on file.

Other items in FSC 3120 — Bearings, Plain, Unmounted

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

3120-00-001-1288

3120-00-001-1288 · Item name not on file

3120-00-001-1835

3120-00-001-1835 · Item name not on file

3120-00-001-1838

3120-00-001-1838 · Item name not on file

3120-00-001-1928

3120-00-001-1928 · Item name not on file

3120-00-001-1934

3120-00-001-1934 · Item name not on file

3120-00-001-3933

3120-00-001-3933 · Item name not on file

3120-00-001-3937

3120-00-001-3937 · Item name not on file

3120-00-001-3938

3120-00-001-3938 · Item name not on file

Frequently Asked Questions

What is NSN 3120-01-147-3480?

NSN 3120-01-147-3480 is a Spacer,outer, manufactured by Cef Industries Inc Environ Div, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.

What part numbers are listed for NSN 3120-01-147-3480?

NSN 3120-01-147-3480 has 1 manufacturer part number on file: 457B12-2 (Cef Industries Inc Environ Div).

What are the specifications of 457B12-2?

Key specifications for 457B12-2: General Characteristics Item Description: 4130 STEEL TUBING; 2.250 IN. O/D; 0.134 IN. THK PER MIL-T-6736 A A; End Item Identification: PART SPACER ASSY,OUTPUT BRG,FOR GEAR BOX ACTUATOR. 1 specification is documented in the U.S. Government catalog.

Is NSN 3120-01-147-3480 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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