Acquisition method (AMC)
1
FSC 5306 × BOLT,EXTERNALLY RELIEVED BODY
BOLT,EXTERNALLY RELIEVED BODY
5306-01-212-1599 FSC 5306
NSN 5306-01-212-1599 (also written 5306012121599; NIIN 01-212-1599) is a bolt, externally relieved body in Federal Supply Class 5306, Bolts. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 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 |
|---|---|
| THREAD CLASS AAJD | 2A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES NOMINAL 0.620 |
| FASTENER LENGTH AASB | INCHES MINIMUM 1.440 AND INCHES MAXIMUM 1.500 |
| HEAD STYLE AASK | — |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.323 |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.736 AND INCHES MAXIMUM 0.750 |
| FIRST DIAMETER FROM HEAD AAWC | INCHES MINIMUM 0.395 AND INCHES MAXIMUM 0.400 |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER AAWH | INCHES NOMINAL 0.880 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.500 |
| THREAD QUANTITY PER INCH CMLP | 13 |
| MINIMUM TENSILE STRENGTH CQBC | POUNDS PER SQUARE INCH 80000 |
| MINIMUM YIELD STRENGTH CQHQ | POUNDS PER SQUARE INCH 40000 |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY CSNG | 1 |
| MATERIAL MATT | OVERALL NICKEL ALLOY 400 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-N-281,CLASS A QQ-N-281 |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL COARSE (UNC) |
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 |
|---|---|---|
| B135598-1 | 13030 | LOCKHEED MARTIN SIPPICAN, INC. DIV COMMUNICATION DIVISION |
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
$142.16
Purchases
1
Total spend
$2,132
Sep 29, 2026
Last purchased
3 · 3.0/yr
Purchase records
$5,971
Total demand
$142.16
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | 15 | $142.16 | $2,132 | POLYTECH DEFENSE SPARES LLC (4K539) | 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 |
|---|---|---|---|---|
| Aug 25, 2026 | SPE4A726PF670 ↗ | POLYTECH DEFENSE SPARES LLC | — | $1,706 |
| Sep 29, 2026 | SPE4A626PGGGF ↗ | POLYTECH DEFENSE SPARES LLC | — | $2,132 |
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
POLYTECH DEFENSE SPARES LLC
last award Sep 2026
LOCKHEED MARTIN SIPPICAN, INC. DIV COMMUNICATION DIVISION
no award yet
no awards on record
Listed source POLYTECH DEFENSE SPARES LLC won the only award on record. POLYTECH DEFENSE SPARES LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-21XY | Aug 25, 2026 | Sep 1, 2026 | 15 | 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: 2026-11-01.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,EXTERNALLY RELIEVED BODY." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-01-212-1599/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5306-01-212-1599/