Acquisition method (AMC)
1
FSC 5306 × BOLT,CLOSE TOLERANCE
BOLT,CLOSE TOLERANCE
5306-01-049-4051 FSC 5306
NSN 5306-01-049-4051 (also written 5306010494051; NIIN 01-049-4051) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 10 manufacturer part numbers from 10 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE4A6-27-T-2010 | 12 | Closes in 1d | Bid → |
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.
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 | 3A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES MINIMUM 0.429 AND INCHES MAXIMUM 0.479 |
| FASTENER LENGTH AASB | INCHES MINIMUM 1.689 AND INCHES MAXIMUM 1.719 |
| HEAD STYLE AASK | — |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.177 AND INCHES MAXIMUM 0.197 |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.492 AND INCHES MAXIMUM 0.502 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.2490 AND INCHES MAXIMUM 0.2495 |
| END ITEM IDENTIFICATION AGAV | AIRCRAFT, AWACS, E-3A |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.312 |
| GRIP LENGTH ANEE | INCHES MINIMUM 1.240 AND INCHES MAXIMUM 1.260 |
| THREAD QUANTITY PER INCH CMLP | 24 |
| SURFACE FINISH CSYM | GRIP MICROINCHES 32.0 |
| SURFACE FINISH CSYM | BEARING SURFACE OF HEAD MICROINCHES 32.0 |
| SURFACE FINISH CSYM | THREADS MICROINCHES 32.0 |
| MATERIAL MATT | OVERALL IRON ALLOY 660 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S5737 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| THREAD SERIES DESIGNATOR THSD | 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 |
|---|---|---|
| BACB30LT5U20 | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS |
| BACB30LT5U20 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| BACB30LT5U20 | 17446 | HUCK INTERNATIONAL, INC |
| BACB30LT5U20 | 17943 | FEDERAL MANUFACTURING CORP |
| BACB30LT5U20 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| BACB30LT5U20 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| BACB30LT5U20 | 5M902 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV VOI-SHAN PRODUCTS |
| BACB30LT5U20 | 81205 | THE BOEING COMPANY DIV DEFENSE |
| BACB30LT5U20 | 93907 | TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS |
| BACB30LT5U20 | 97928 | HUCK INTL INC |
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
$120.00
Purchases
1
Total spend
$2,760
Sep 29, 2026
Last purchased
2 · 2.0/yr
Purchase records
$5,520
Total demand
$120.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | 23 | $120.00 | $2,760 | APOLLO AEROSPACE COMPONENTS LLC (00360) | Unknown | Source ↗ |
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 29, 2026 | SPE4A626PJJJE ↗ | APOLLO AEROSPACE COMPONENTS LLC | — | $2,760 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
APOLLO AEROSPACE COMPONENTS LLC
last award Sep 2026
FEDERAL MANUFACTURING CORP
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC. DIV VOI-SHAN PRODUCTS
no award yet
no awards on record
Listed source HUCK INTERNATIONAL, INC
no award yet
no awards on record
Listed source HUCK INTL INC
no award yet
no awards on record
Listed source SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA PB FASTENERS
no award yet
no awards on record
Listed source APOLLO AEROSPACE COMPONENTS LLC won the only award on record. APOLLO AEROSPACE COMPONENTS LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-2010 | Oct 13, 2026 | Oct 20, 2026 | 12 | Open | View at DIBBS → |
| SPE4A6-26-T-28QG | Sep 11, 2026 | Sep 18, 2026 | 23 | 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.
- Data last refreshed: 2026-10-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-01-049-4051/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-01-049-4051/