Part Number
Pin-Rivet · OEM / vendor part number · NSN 5320-01-134-0240
| Part number | HLT312TB-6-4 |
|---|---|
| Specification family | OEM / vendor part number |
| Item name | Pin-Rivet |
| Alternate references | HLT312DL-6-4; ST3M761V3-4; AIC-L-761V3-4; HLT312TA-6-4 |
| Unit of issue | EA |
| Cross-referenced NSN | 5320-01-134-0240 |
| Federal Supply Class (FSC) | 5320 — Rivets |
| Unit price (USD) | $3.85 |
| Country of origin | Türkiye (Turkey) |
| Lead time | Within 90 days of order |
| Minimum order | May apply — confirm on quote |
| Documentation | Source documentation provided on all orders |
Characteristics decoded from the federal cataloging record for this pin-rivet. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Fastener Length | 0.565 Inches Minimum And 0.585 Inches Maximum |
|---|---|
| Head Style | Err-090 |
| Material | Titanium Alloy Uns R56400 Overall |
| Surface Treatment | Anodize Overall |
| Thread Class | 3A |
| Thread Series Designator | Unjf |
| Thread Quantity Per Inch | 32 |
Permanent mechanical fasteners installed by deforming, including solid, blind (pop), and structural rivets in a range of head styles.
Reading the part number. HLT312TB-6-4 is a vendor part number for this pin-rivet. If your documentation lists a different reference for the same item, include it on the quote and we will confirm the cross-reference.
Price in context. Across the 607 items we currently stock in FSC 5320 (Rivets), published unit prices run from $0.18 to $700.92. At $3.85, this item sits below the class median of $6.13.
Stock activity. This item has appeared once in our supplier stock feed, most recently listed 2026-07-24, with a lot quantity of 1,989 units. Listing activity is a practical signal of ongoing availability; confirm current stock and firm pricing on your quote.
Who orders HLT312TB-6-4. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 5320-01-134-0240. You can order by part number or by stock number — it is the same item, the same published price, and the same quote form.
Applicable standards. MS20426/MS20470 and NAS series, ISO/DIN blind rivets; aluminum, monel, steel, and stainless.
Need this part modified, or a similar part made to your print? See our U.S.-based CNC machining services and aerospace machining capability.
Country of origin: Türkiye (Turkey). Turkey is a NATO ally and a normal-trade-relations partner of the United States, and Turkish-origin end items are eligible for a wide range of U.S. federal and DLA procurements.
TAA note: Turkey is not a Trade Agreements Act (TAA) designated country, so these items are generally not eligible for TAA-covered solicitations. They are offerable under the Buy American Act and many non-TAA DLA buys. Buyers are responsible for confirming the origin requirements of their specific solicitation.
Full country-of-origin and source documentation is provided with every order. Fulfillment within 90 days of order. Minimum order may apply.
Items are supplied as stock mil-spec / commercial hardware with source documentation and country-of-origin paperwork on every order. Parts are not supplied with an FAA Form 8130-3 airworthiness tag unless expressly stated on the quote. Buyers installing hardware on certificated aircraft are responsible for acceptance under their own maintenance program, repair station procedures, or owner/operator authority.
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