FSC 1630 × BRAKE,SINGLE DISK
BRAKE,SINGLE DISK
1630-01-375-0938 FSC 1630
NSN 1630-01-375-0938 (also written 1630013750938; NIIN 01-375-0938) is a brake, single disk in Federal Supply Class 1630, Aircraft Wheel and Brake Systems. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 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).
AMC 1: suitable for competitive acquisition, second or later time. AMSC P: the government does not own the rights to the data needed for more sources. 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 |
|---|---|
| OVERALL WIDTH ABMK | INCHES NOMINAL 7.910 |
| OVERALL DIAMETER ADAV | INCHES MINIMUM 9.974 AND INCHES MAXIMUM 9.989 |
| END ITEM IDENTIFICATION AGAV | USED ON AH-64A |
| OPERATION METHOD APHE | HYDRAULIC |
| BRAKING AREA OUTSIDE DIAMETER AYLJ | INCHES MINIMUM 8.190 AND INCHES MAXIMUM 8.310 |
| LINING CONTACT SURFACE WIDTH AYLM | INCHES MINIMUM 1.955 AND INCHES MAXIMUM 1.995 |
| ROTATING DISK THICKNESS AYLR | INCHES MINIMUM 0.205 AND INCHES MAXIMUM 0.210 |
| HYDRAULIC CYLINDER QUANTITY AYLW | 2 |
| HYDRAULIC CYLINDER DIAMETER AYLX | INCHES MINIMUM 4.751 AND INCHES MAXIMUM 4.801 |
| LINING FRICTION SURFACE AREA AYNS | SQUARE INCHES NOMINAL 7.310 |
| INSTALLATION LOCATION AYNY | LEFT HAND FRONT AND RIGHT HAND FRONT |
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 |
|---|---|---|
| 030-16802 | 33269 | AIRCRAFT WHEEL AND BRAKE, LLC DBA CLEVELAND WHEEL AND BRAKE SYSTEMS |
| 7-311221000 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
| 7-311221000-19 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
| 7-311221000-19 | 8V613 | THE BOEING COMPANY |
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.
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 |
|---|---|---|---|---|
| Aug 31, 2026 | SPE4A726PF980 ↗ | AIRCRAFT WHEEL AND BRAKE, LLC DBA CLEVELAND WHEEL AND BRAKE SYSTEMS | — | $295,200 |
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
AIRCRAFT WHEEL AND BRAKE, LLC DBA CLEVELAND WHEEL AND BRAKE SYSTEMS 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 28, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-27.
- Full methodology →
Cite this page
NSN Explorer. "BRAKE,SINGLE DISK." nsnexplorer.com, https://nsnexplorer.com/nsn/1630-01-375-0938/. Data as of November 7, 2026.
https://nsnexplorer.com/nsn/1630-01-375-0938/