AMSC / AMC
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FSC 3120 × BEARING,PLAIN,SELF-ALIGNING
BEARING,PLAIN,SELF-ALIGNING
3120-00-975-4984
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE4A6-26-T-26DY | 6 | Closes today | Bid → |
Can you win it?
Restricted — approved sources only, based on the latest AMSC/AMC on record.
Competition
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What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| SURFACE TREATMENT SFTT | INNER MEMBER CHROMIUM |
| LUBRICATION FEATURE CTLM | INNER MEMBER PERFORATION |
| STYLE DESIGNATOR STYL | — |
| HARDNESS RATING CQFM | INNER MEMBER ROCKWELL C NOMINAL 56.0 |
| LUBRICATION FEATURE CTLM | INTERNAL INNER MEMBER GROOVE |
| SURFACE TREATMENT SFTT | OUTER RACE MEMBER CADMIUM |
| BORE DIAMETER ABXV | INCHES MINIMUM 0.2495 AND INCHES MAXIMUM 0.2500 |
| OUTER MEMBER OUTSIDE DIAMETER AGGF | INCHES MINIMUM 0.6557 AND INCHES MAXIMUM 0.6562 |
| OUTER MEMBER WIDTH AGGH | INCHES MINIMUM 0.2450 AND INCHES MAXIMUM 0.2550 |
| MATERIAL MATT | OUTER RACE MEMBER STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | LUBRICATION MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-23827 |
| TEST DATA DOCUMENT TEST | SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). 81349--IL-B-5628 |
| LUBRICATION FEATURE CTLM | OUTER RACE MEMBER PERFORATION |
| MATERIAL MATT | INNER MEMBER STEEL COMP E52100 |
| MATERIAL MATT | LUBRICATION GREASE AND LUBRICANT DRY FILM |
| STATIC RADIAL LOAD RATING AGKP | POUNDS 7300 |
| HARDNESS RATING CQFM | OUTER RACE MEMBER ROCKWELL C MINIMUM 30.0 AND ROCKWELL C MAXIMUM 42.0 |
| INNER MEMBER WIDTH AGGJ | INCHES MINIMUM 0.3380 AND INCHES MAXIMUM 0.3430 |
| LUBRICATION FEATURE CTLM | INTERNAL OUTER MEMBER GROOVE |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 55171 | 09455 | RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS |
| GB14B4 | 02758 | U S BEARINGS |
| GB14B4 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| GE14B4 | 02758 | U S BEARINGS |
| HSBG4-12 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS |
| HSBG4SP14 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION |
| LHAE4G | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. |
| RSPG4A | 99528 | RADIAL BEARING CORPORATION DBA RADIAL BEARING CORP OF CONNECTICU DIV RADIAL BEARING LLC |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
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Purchases
0
Total spend
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Last purchased
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Purchase records
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Total demand
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Latest award total
Price history
What the government paid per unit
Fewer than two priced purchases on record — see the table below.
Purchase history
No priced purchases on record for this NSN yet.
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-26DY | Sep 3, 2026 | Sep 10, 2026 | 6 | Open | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history.
- Contract action totals: USAspending, context only.
- Full methodology →