AMSC / AMC
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FSC 3120 × BEARING,PLAIN,ROD END
BEARING,PLAIN,ROD END
3120-01-203-4442
Open for bid
No open solicitations on record for this NSN right now.
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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 |
|---|---|
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | LEFT-HAND |
| SHANK STYLE AAZF | — |
| OVERALL LENGTH ABHP | INCHES NOMINAL 1.8720 |
| BORE DIAMETER ABXV | INCHES MINIMUM 0.2495 AND INCHES MAXIMUM 0.2500 |
| OUTER MEMBER OUTSIDE DIAMETER AGGF | INCHES NOMINAL 0.8060 |
| BORE CENTER TO SHANK END DISTANCE AGGG | INCHES NOMINAL 1.4690 |
| OUTER MEMBER WIDTH AGGH | INCHES MINIMUM 0.3320 AND INCHES MAXIMUM 0.3420 |
| INNER MEMBER WIDTH AGGJ | INCHES MINIMUM 0.4320 AND INCHES MAXIMUM 0.4370 |
| SHANK THREAD LENGTH AGGY | INCHES MINIMUM 0.7500 |
| INSPECTION HOLE CENTER TO END DISTANCE AGHA | INCHES NOMINAL 0.3750 |
| SHANK WIDTH ACROSS WRENCH FLATS AGHB | INCHES MINIMUM 0.4270 AND INCHES MAXIMUM 0.4390 |
| STATIC RADIAL LOAD RATING AGKP | POUNDS 4675 |
| THREAD DIAMETER AWDP | INCHES NOMINAL 0.3125 |
| THREAD QUANTITY PER INCH CMLP | 24 |
| HARDNESS RATING CQFM | RACE INSERT ROCKWELL C MINIMUM 35.0 AND ROCKWELL C MAXIMUM 44.0 |
| HARDNESS RATING CQFM | ROD END BODY ROCKWELL C MINIMUM 28.0 AND ROCKWELL C MAXIMUM 37.0 |
| HARDNESS RATING CQFM | INNER MEMBER ROCKWELL C MINIMUM 55.0 AND ROCKWELL C MAXIMUM 61.0 |
| LUBRICATION FEATURE CTLM | INNER MEMBER GROOVE AND PERFORATION |
| LUBRICATION FEATURE CTLM | RACE INSERT GROOVE AND PERFORATION |
| SPECIAL FEATURES FEAT | DRY FILM LUBRICANT PER BAC 5814,FSCM 81205 TO THE BALL OD; LUBRICATION HOLES AND GROOVES OPTIONAL; 4 KEYWAYS IN SHANK END PER NAS559; PASSIVATE EXPOSED SURFACES ONLY NAS559 |
| MATERIAL MATT | INNER MEMBER STEEL COMP 440C |
| MATERIAL MATT | RACE INSERT STEEL COMP XM-12 |
| MATERIAL MATT | LUBRICATION LUBRICANT DRY FILM |
| MATERIAL MATT | ROD END BODY STEEL COMP XM-12 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | INNER MEMBER FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763 QQ-S-763 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | ROD END BODY ASSN STD SINGLE MATERIAL RESPONSE A-S 5658 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 5659 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | RACE INSERT ASSN STD SINGLE MATERIAL RESPONSE A-S 5658 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 5659 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE AST- A380 |
| STYLE DESIGNATOR STYL | — |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
| SPECIFICATION/STANDARD DATA ZZZK | MANUFACTURERS STANDARD 81205-BACB10Z |
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 |
|---|---|---|
| 51589L-041VL | 09455 | RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS |
| ARBL4-61TW | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION |
| ARL4-8W-3 | 50294 | NEW HAMPSHIRE BALL BEARINGS INC DIV PRECISION DIVISION |
| BACB10Z4LT | 02758 | U S BEARINGS |
| BACB10Z4LT | 09455 | RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS |
| BACB10Z4LT | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION |
| BACB10Z4LT | 16746 | RBC SPECLINE INC DBA SPECLINE INC |
| BACB10Z4LT | 50294 | NEW HAMPSHIRE BALL BEARINGS INC DIV PRECISION DIVISION |
| BACB10Z4LT | 56644 | TIMKEN AURORA BEARING COMPANY |
| BACB10Z4LT | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. |
| BACB10Z4LT | 81205 | THE BOEING COMPANY DIV DEFENSE |
| BACB10Z4LT | 81376 | RBC SOUTHWEST PRODUCTS, INC. |
| BACB10Z4LT | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS |
| BRELHS-4-2242-EL-1 | 81376 | RBC SOUTHWEST PRODUCTS, INC. |
| FSSKL-4AS-2 | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. |
| HB4-201KLT | 02758 | U S BEARINGS |
| KBL-150WT | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS |
| KBL4-150WT | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS |
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-11XN | Aug 5, 2026 | Aug 12, 2026 | 190 | Expired | 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 →