Acquisition method (AMC)
1
FSC 4730 × ELBOW,BOSS
ELBOW,BOSS
4730-00-278-3683 FSC 4730
NSN 4730-00-278-3683 (also written 4730002783683; NIIN 00-278-3683) is an elbow, boss in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 16 manufacturer part numbers from 13 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).
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 |
|---|---|
| MEDIA FOR WHICH DESIGNED MEDA | SECOND RESPONSE OXYGEN, GASEOUS |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC 1ST MATERIAL RESPONSE QQ-A-367,T6 OR FED SPEC 2ND MATERIAL RESPONSE QQ-A-367,T73 QQ-A-367 |
| MEDIA FOR WHICH DESIGNED MEDA | FIRST RESPONSE HYDRAULIC FLUID |
| SPECIFICATION/STANDARD DATA ZZZK | GOVERNMENT STANDARD 88044-AN939 AND GOVERNMENT SPECIFICATION 81349--IL-F-5509 AN939 |
| MAXIMUM OPERATING TEMP AEHZ | FIRST RESPONSE FAHRENHEIT 380.0 |
| MAXIMUM OPERATING TEMP AEHZ | SECOND RESPONSE FAHRENHEIT -65.0 |
| SURFACE TREATMENT SFTT | OVERALL ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625,TYE 2,CLASS 2 |
| CONNECTION TYPE AWLS | ALL ENDS THREADED INTERNAL BOSS |
| CONNECTION STYLE AHNC | — |
| THREAD CLASS AAJD | 3B |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 3000.0 |
| SPECIAL FEATURES FEAT | WEAPON SYSTEM ESSENTIAL |
| LEG LENGTH AHSJ | ALL ENDS INCHES MINIMUM 0.812 AND INCHES MAXIMUM 0.830 |
| FLOW ANGLE CRFY | DEGREES 90.0 |
| MATERIAL MATT | OVERALL ALUMINUM ALLOY 2014 OR ALUMINUM ALLOY 7075 |
| NOMINAL THREAD SIZE CQJX | ALL ENDS INCHES 0.562 |
| THREAD SERIES DESIGNATOR THSD | ALL ENDS UNIFIED NATIONAL JOINT FINE (UNJF) |
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 |
|---|---|---|
| 7145696 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC |
| AN927-6D | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| AN927D6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| AN939D6 | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION |
| AN939D6 | 06581 | ALLAN AIRCRAFT SUPPLY CO., LLC DBA ALLAN AIRCRAFT SUPPLY |
| AN939D6 | 13899 | HYDRO-FITTING MANUFACTURING CORPORATION |
| AN939D6 | 14397 | FABER ENTERPRISES, INC. DIV FABER ENTERPRISE INC |
| AN939D6 | 14798 | DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY |
| AN939D6 | 30974 | AEROFIT, LLC |
| AN939D6 | 71563 | COLLINS ENGINEERING CORP |
| AN939D6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
| AN939D6 | R1120 | SATAIR A/S |
| AS5190W06 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| AS5190W06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MIL-F-5509 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| SAE-AS4875 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
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
—
Aug 28, 2026
Last purchased
1 · 1.0/yr
Purchase records
$13,809
Total demand
$13,809
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 |
|---|---|---|---|---|
| Aug 28, 2026 | SPE7M024V1794 ↗ | — | — | $13,809 |
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
CAGE 1BRD5
last award Aug 2026
AEROFIT, LLC
no award yet
no awards on record
Listed source AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
no award yet
no awards on record
Listed source ALLAN AIRCRAFT SUPPLY CO., LLC DBA ALLAN AIRCRAFT SUPPLY
no award yet
no awards on record
Listed source ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC
no award yet
no awards on record
Listed source COLLINS ENGINEERING CORP
no award yet
no awards on record
Listed source DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY
no award yet
no awards on record
Listed source EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION
no award yet
no awards on record
Listed source CAGE 1BRD5 won the only award on record. CAGE 1BRD5 won without being a listed source.
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
Citation
NSN Explorer. "ELBOW,BOSS." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-00-278-3683/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4730-00-278-3683/