Acquisition method (AMC)
1
FSC 5306 × BOLT,CLOSE TOLERANCE
BOLT,CLOSE TOLERANCE
5306-00-177-5547 FSC 5306
NSN 5306-00-177-5547 (also written 5306001775547; NIIN 00-177-5547) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Nov 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)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| GRIP LENGTH ANEE | INCHES MINIMUM 2.296 AND INCHES MAXIMUM 2.328 |
| THREAD QUANTITY PER INCH CMLP | 24 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.312 |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.490 AND INCHES MAXIMUM 0.502 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.3112 AND INCHES MAXIMUM 0.3117 |
| FASTENER LENGTH AASB | INCHES MINIMUM 2.828 AND INCHES MAXIMUM 2.875 |
| HEAD STYLE AASK | — |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.172 AND INCHES MAXIMUM 0.204 |
| THREAD CLASS AAJD | 3A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES MINIMUM 0.500 AND INCHES MAXIMUM 0.579 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 32.0 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-18732 |
| MINIMUM TENSILE STRENGTH CQBC | POUNDS PER SQUARE INCH 125000 |
| MATERIAL MATT | OVERALL STEEL COMP 431 |
| THREAD SERIES DESIGNATOR THSD | UNF |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
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 |
|---|---|---|
| AN175C26A | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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
$7.82
Purchases
1
Total spend
$2,596
Nov 4, 2026
Last purchased
2 · 2.0/yr
Purchase records
$5,192
Total demand
$7.82
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 4, 2026 | 332 | $7.82 | $2,596 | STANDARD AERO PARTS, INC (1DN91) | 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 |
|---|---|---|---|---|
| Nov 4, 2026 | SPE4A627V1631 ↗ | STANDARD AERO PARTS, INC | — | $2,596 |
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.
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
STANDARD AERO PARTS, INC
last award Nov 2026
AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
no award yet
no awards on record
Listed source STANDARD AERO PARTS, INC won the only award on record. STANDARD AERO PARTS, INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-6415 | Oct 23, 2026 | Oct 30, 2026 | 332 | 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 23, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-177-5547/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-177-5547/