Part Number
Snap Fastener Stud · MS (Military Standard) · NSN 5325-01-081-9534
| Part number | MS27977-28B |
|---|---|
| Specification family | MS (Military Standard) |
| Item name | Snap Fastener Stud |
| Alternate references | AN227-21B; AN227-21B-MS27977-28B |
| Unit of issue | EA |
| Cross-referenced NSN | 5325-01-081-9534 |
| Federal Supply Class (FSC) | 5325 — Fastening Devices |
| Unit price (USD) | $5.25 |
| 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 snap fastener stud. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Material | Copper Alloy 360 Overall |
|---|---|
| Material | Steel Comp 1008 Or Steel Comp 1009 Or Steel Comp 1015 Or Steel Comp 1018 Or Steel Comp 1020 Stud |
| Surface Treatment | Cadmium Stud And Chromate Stud Or Zinc Stud And Chromate Stud |
| Surface Treatment | Oxide Film Overall |
Quick-release and specialty fastening hardware including grommets, eyelets, snap fasteners, turnlock (Dzus/Camloc-type) fasteners, and retaining hardware.
Reading the part number. MS27977-28B breaks down as MS27977 — the Military Standard sheet that fixes the part's design — plus the dash/suffix code 28B, which selects the exact size, material, or finish variant from the tables on that standard. Two parts sharing the MS27977 base are the same design in different variants.
Price in context. Across the 155 items we currently stock in FSC 5325 (Fastening Devices), published unit prices run from $0.18 to $1,752.30. At $5.25, this item sits below the class median of $8.76.
Who orders MS27977-28B. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 5325-01-081-9534. 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. MS and NAS series turnlock and grommet standards.
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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