NSN 3110-01-181-7706 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-181-7706. Manufacturer of record part number: 100-21-4.
Manufacturer of record: Tr Engineering, Inc Div Tr Engineering Incorporated
Identification
NSN: 3110-01-181-7706
NIIN: 011817706
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: 100-21-4
Manufacturer: Tr Engineering, Inc Div Tr Engineering Incorporated
General Description
The Check Ball, cataloged under National Stock Number 3110-01-181-7706, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Tr Engineering, Inc Div Tr Engineering Incorporated. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Check Ball
FSC / FSG
3110 — Bearings, Antifriction, Unmounted (FSG 31)
Manufacturers
Tr Engineering, Inc Div Tr Engineering Incorporated (CAGE 63465)
Technical Specifications
Parameter
Value
NSN
3110-01-181-7706
Primary Part Number
100-21-4
Item Name
Check Ball
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Tr Engineering, Inc Div Tr Engineering Incorporated
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3120-01-224-6828POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)
5330-01-312-3725100-214POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Sheffer Corp
5905-01-350-657610021-4POSSIBLE MATCH
RESISTOR,FIXED,WIRE WOUND,INDUCT
Possible match (shared part number)Advanced Conversion Technology Inc Div Advanced Conversion Technology
5330-01-379-6054POSSIBLE MATCH
SEAL,PLAIN ENCASED
Possible match (shared part number)
6840-01-441-4406POSSIBLE MATCH
DEODORANT,UTILITY
Possible match (shared part number)
5950-01-445-6928A3252048-8POSSIBLE MATCH
COIL,RADIO FREQUENCY
Possible match (shared part number)Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2520-01-541-9748100214POSSIBLE MATCH
ADJUSTING LOCK,CLUTCH ASSEMBLY
Possible match (shared part number)Finn Corp Dba Finn Corp
5998-01-683-027910-0214POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Global Detection Systems Corp.
Tr Engineering, Inc Div Tr Engineering Incorporated (USA)
Related Parts
3120-01-224-6828POSSIBLE MATCH
BEARING,SLEEVE
5330-01-312-3725POSSIBLE MATCH
SEAL,PLAIN
100-214
5905-01-350-6576POSSIBLE MATCH
RESISTOR,FIXED,WIRE WOUND,INDUCT
10021-4
5330-01-379-6054POSSIBLE MATCH
SEAL,PLAIN ENCASED
6840-01-441-4406POSSIBLE MATCH
DEODORANT,UTILITY
5950-01-445-6928POSSIBLE MATCH
COIL,RADIO FREQUENCY
A3252048-8
2520-01-541-9748POSSIBLE MATCH
ADJUSTING LOCK,CLUTCH ASSEMBLY
100214
5998-01-683-0279POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
10-0214
Frequently Asked Questions
What is NSN 3110-01-181-7706?
NSN 3110-01-181-7706 is a Check Ball, manufactured by Tr Engineering, Inc Div Tr Engineering Incorporated, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-181-7706?
NSN 3110-01-181-7706 has 1 manufacturer part number on file: 100-21-4 (Tr Engineering, Inc Div Tr Engineering Incorporated).
What NSN replaces 3110-01-181-7706?
8 possible matches (shared part number, not a government interchangeability claim): 3120-01-224-6828, 5330-01-312-3725, 5905-01-350-6576. Verify interchangeability with system specifications before substitution.
Is NSN 3110-01-181-7706 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.