Acquisition method (AMC)
1
FSC 4730 × BOLT,FLUID PASSAGE
BOLT,FLUID PASSAGE
4730-00-303-7456 FSC 4730
NSN 4730-00-303-7456 (also written 4730003037456; NIIN 00-303-7456) is a bolt, fluid passage in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 17 manufacturer part numbers from 17 suppliers are on record. No purchases are on record yet.
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)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 |
|---|---|
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 39.0 |
| FIRST END THREAD DIRECTION ACLL | RIGHT-HAND |
| WRENCHING FEATURE HEIGHT BBLF | INCHES NOMINAL 0.080 |
| FIRST END THREAD QUANTITY PER INCH CQKK | 18 |
| CONCENTRIC HOLE DEPTH AAWX | INCHES NOMINAL 1.680 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 2.020 |
| FIRST END NOMINAL THREAD SIZE CQYM | INCHES 0.625 |
| MATERIAL MATT | STEEL COMP 4140 OR STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5626 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-6049 |
| FIRST DIAMETER FROM WRENCHING FEATURE BBKL | INCHES MINIMUM 0.623 AND INCHES MAXIMUM 0.624 |
| LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER BBKR | INCHES MINIMUM 1.420 AND INCHES MAXIMUM 1.450 |
| FIRST END THREAD CLASS ACLK | 3A |
| DISTANCE FROM FIRST RADIAL HOLE CENTER TO END OF BOLT BBLB | INCHES NOMINAL 1.560 |
| FIRST END THREAD LENGTH ATKZ | INCHES NOMINAL 0.500 |
| FIRST RADIAL FLUID HOLE DIAMETER BBKY | INCHES MINIMUM 0.070 AND INCHES MAXIMUM 0.072 |
| LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO BOLT END BBLD | INCHES MINIMUM 1.920 AND INCHES MAXIMUM 1.970 |
| BODY STYLE AAQL | — |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.928 AND INCHES MAXIMUM 0.940 |
| WRENCHING FEATURE STYLE BBDF | — |
| FIRST END THREAD SERIES DESIGNATOR CQMM | UNF |
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 |
|---|---|---|
| 3-73135 | 06DM5 | INFINITY FABRICATION, INC. |
| 3-73135 | 0BT76 | PRO-FAB, LLC |
| 3-73135 | 0C7H8 | D-J ENGINEERING INC DBA D-J ENGINEERING INC |
| 3-73135 | 0P657 | CAMNETICS MANUFACTURING CORPORATION |
| 3-73135 | 14248 | HARLOW AEROSTRUCTURES, LLC |
| 3-73135 | 1P642 | VOLUMATIC INC DBA VOLUMATIC INC |
| 3-73135 | 29957 | NORDAM GROUP LLC, THE DIV NORDAM |
| 3-73135 | 2V045 | MALONES CNC MACHINING INC |
| 3-73135 | 2X974 | INSPIRNETICS, INC |
| 3-73135 | 34336 | TECT HYPERVELOCITY, INC. |
| 3-73135 | 3B8L1 | JANELS INDUSTRIES INC |
| 3-73135 | 3L665 | C. E. MACHINE CO., INC. |
| 3-73135 | 45784 | DUPLAN INDUSTRIES DBA GILBERT MACHINE & MANUFACTURING |
| 3-73135 | 59213 | AERO COMPONENTS, LLC |
| 3-73135 | 66841 | PRECI-MANUFACTURING, INCORPORATED |
| 3-73135 | 7BUL6 | GLOBAL LOGISTICS STRATEGIES INC. DBA GLOBAL LOGISTICS STRATEGIES INC |
| 3-73135 | 81205 | THE BOEING COMPANY DIV DEFENSE |
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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
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 | |
|---|---|---|---|---|---|
| SPE7M4-26-T-435H | Sep 25, 2026 | Oct 5, 2026 | 796 | 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 as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,FLUID PASSAGE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-303-7456/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-303-7456/