Acquisition method (AMC)
1
FSC 3020 × PULLEY,GROOVE
PULLEY,GROOVE
3020-00-528-0511 FSC 3020
NSN 3020-00-528-0511 (also written 3020005280511; NIIN 00-528-0511) is a pulley, groove in Federal Supply Class 3020, Gears, Pulleys, Sprockets, and Transmission Chain. 10 manufacturer part numbers from 9 suppliers are on record. It was last purchased in Sep 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
T
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC T: handled under qualified products list procedures. The codes describe the item's status on record, not any one solicitation. What the codes mean
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 |
|---|---|
| BORE TYPE ASBP | STRAIGHT |
| OVERALL LENGTH ABHP | INCHES NOMINAL 0.625 |
| FURNISHED ITEMS ABFF | BEARINGS AND BORE |
| GROOVE DEPTH ABGA | INCHES NOMINAL 0.250 |
| GROOVE WIDTH ABGF | INCHES NOMINAL 0.275 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | BODY FED SPEC SINGLE MATERIAL RESPONSE QQ-A-268, T4-CANCELED QQ-A-268 |
| MATERIAL MATT | BODY ALUMINUM ALLOY 2024 |
| BORE DIAMETER ABXV | INCHES NOMINAL 0.314 |
| SURFACE TREATMENT SFTT | ANODIZE |
| STYLE DESIGNATOR STYL | — |
| OUTSIDE DIAMETER ABHE | INCHES NOMINAL 1.755 |
| HUB OUTSIDE DIAMETER ALNC | BOTH ENDS INCHES NOMINAL 0.465 |
| FACE WIDTH AQPL | INCHES NOMINAL 0.422 |
| GROOVE QUANTITY AXHQ | 1 |
| BEARING QUANTITY BDDY | 1 |
| GROOVE SHAPE BXSM | U |
| BEARING TYPE BYDT | BALL |
| GROOVE RADIUS AGWA | INCHES NOMINAL 0.097 |
| DESIGN FORM ARJD | WEBBED |
| BORE LENGTH ADGE | INCHES NOMINAL 0.625 |
| MATERIAL MATT | HUB STEEL |
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 |
|---|---|---|
| 1220A1H | 71503 | CLARY CORP DBA CLARY CORP DIV CLARY CORPORATION |
| 20220A1 | 25337 | RALMARK CO |
| 20220A1 | 29965 | ARVAN, INC. DBA AEROSPACE DIVISION |
| 20220A1 | 83451 | ATCO PULLEY CORP |
| 433-1933 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| AN220A1 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| MIL-DTL-7034 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MIL-DTL-7034/2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS20220A1 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| NAS377A1 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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
—
Purchases
0
Total spend
—
Sep 23, 2026
Last purchased
1 · 1.0/yr
Purchase records
$2,012
Total demand
$2,012
Latest award total
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Sep 23, 2026 | SPE7L126D60YK/SPE7L026F7890 ↗ | RALMARK CO | — | $2,012 |
Demand history
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
RALMARK CO
last award Sep 2026
AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
no award yet
no awards on record
Listed source ARVAN, INC. DBA AEROSPACE DIVISION
no award yet
no awards on record
Listed source ATCO PULLEY CORP
no award yet
no awards on record
Listed source CLARY CORP DBA CLARY CORP DIV CLARY CORPORATION
no award yet
no awards on record
Listed source MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
no awards on record
Listed source RALMARK CO won the only award on record.
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 as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-09-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "PULLEY,GROOVE." nsnexplorer.com, https://nsnexplorer.com/nsn/3020-00-528-0511/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/3020-00-528-0511/